Merge branch 'fix-evo-tree-crash' into 'main'

Fix grotle evolution crashing evo tree and species features not synching to the client

See merge request cable-mc/cobblemon!2456

common/src/main/kotlin/com/cobblemon/mod/common/CobblemonNetwork.kt

@@ -425,7 +425,7 @@ object CobblemonNetwork {
         list.add(PacketRegisterInfo(MovesRegistrySyncPacket.ID, MovesRegistrySyncPacket::decode, DataRegistrySyncPacketHandler()))
         list.add(PacketRegisterInfo(BerryRegistrySyncPacket.ID, BerryRegistrySyncPacket::decode, DataRegistrySyncPacketHandler()))
         list.add(PacketRegisterInfo(SpeciesRegistrySyncPacket.ID, SpeciesRegistrySyncPacket::decode, DataRegistrySyncPacketHandler()))
-        list.add(PacketRegisterInfo(SpeciesEvolutionSyncPacket.ID, SpeciesEvolutionSyncPacket::decode, DataRegistrySyncPacketHandler()))
+        list.add(PacketRegisterInfo(DexEvolutionDisplaySyncPacket.ID, DexEvolutionDisplaySyncPacket::decode, DataRegistrySyncPacketHandler()))
         list.add(PacketRegisterInfo(PropertiesCompletionRegistrySyncPacket.ID, PropertiesCompletionRegistrySyncPacket::decode, DataRegistrySyncPacketHandler()))
         list.add(PacketRegisterInfo(StandardSpeciesFeatureSyncPacket.ID, StandardSpeciesFeatureSyncPacket::decode, DataRegistrySyncPacketHandler()))
         list.add(PacketRegisterInfo(GlobalSpeciesFeatureSyncPacket.ID, GlobalSpeciesFeatureSyncPacket::decode, DataRegistrySyncPacketHandler()))

common/src/main/kotlin/com/cobblemon/mod/common/api/conditional/RegistryLikeAdapter.kt

@@ -11,9 +11,6 @@ package com.cobblemon.mod.common.api.conditional
 import com.google.gson.JsonDeserializationContext
 import com.google.gson.JsonDeserializer
 import com.google.gson.JsonElement
-import com.google.gson.JsonPrimitive
-import com.google.gson.JsonSerializationContext
-import com.google.gson.JsonSerializer
 import java.lang.reflect.Type
 
 /**
@@ -24,19 +21,11 @@ import java.lang.reflect.Type
  * @author Hiroku
  * @since July 17th, 2022
  */
-interface RegistryLikeAdapter<B> : JsonDeserializer<RegistryLikeCondition<B>>, JsonSerializer<RegistryLikeCondition<B>> {
+interface RegistryLikeAdapter<B> : JsonDeserializer<RegistryLikeCondition<B>> {
     val registryLikeConditions: MutableList<(JsonElement) -> RegistryLikeCondition<B>?>
 
     override fun deserialize(json: JsonElement, type: Type, ctx: JsonDeserializationContext): RegistryLikeCondition<B> {
         return registryLikeConditions.firstNotNullOfOrNull { it(json) }
             ?: throw IllegalArgumentException("Unable to deserialize $json")
     }
-
-    override fun serialize(src: RegistryLikeCondition<B>, typeOfSrc: Type, ctx: JsonSerializationContext): JsonElement {
-        return when (src) {
-            is RegistryLikeTagCondition<B> -> JsonPrimitive(RegistryLikeTagCondition.PREFIX + src.tag.location())
-            is RegistryLikeIdentifierCondition<B> -> JsonPrimitive(src.identifier.toString())
-            else -> throw IllegalArgumentException("Unable to serialize $src")
-        }
-    }
 }

common/src/main/kotlin/com/cobblemon/mod/common/api/pokedex/Dexes.kt

@@ -72,30 +72,6 @@ object Dexes : JsonDataRegistry<PokedexDef> {
         return findDexEntryBySpeciesId(cobblemonResource("national"), speciesId)
     }
 
-    fun findRootDexEntryBySpeciesId(speciesId: ResourceLocation, formName: String): Pair<PokedexEntry, PokedexForm> {
-        var rootSpecies = PokemonSpecies.getByIdentifier(speciesId)!!
-        val initialFormEquivalents = getFormEquivalents(formName)
-        var rootForm = rootSpecies.forms.firstOrNull { initialFormEquivalents.contains(it.name.lowercase()) }
-            ?: rootSpecies.standardForm
-
-        var preEvolution = rootForm.preEvolution
-        while (preEvolution != null) {
-            rootSpecies = preEvolution.species
-            rootForm = preEvolution.resolveForm(rootForm.aspects.toSet())
-            preEvolution = rootForm.preEvolution
-        }
-
-        val entry = findDexEntryBySpeciesId(rootSpecies.resourceIdentifier)
-            ?: throw RuntimeException("Root dex entry not found")
-
-        val formEquivalents = getFormEquivalents(rootForm.name)
-        val form =
-            entry.forms.firstOrNull { formEquivalents.contains(it.displayForm.lowercase()) } ?:
-            entry.forms.first { it.displayForm.equals("Normal", ignoreCase = true) }
-
-        return entry to form
-    }
-
     fun getFormEquivalents(formName: String): List<String> {
         val key = equivalentFormsLookup[formName.lowercase()]
         return equivalentForms[key] ?: listOf(formName.lowercase())

common/src/main/kotlin/com/cobblemon/mod/common/api/pokedex/entry/DexEntries.kt

@@ -8,13 +8,19 @@
 
 package com.cobblemon.mod.common.api.pokedex.entry
 
+import com.cobblemon.mod.common.CobblemonItems
 import com.cobblemon.mod.common.api.data.JsonDataRegistry
 import com.cobblemon.mod.common.api.molang.ExpressionLike
+import com.cobblemon.mod.common.api.pokemon.PokemonSpecies
 import com.cobblemon.mod.common.api.reactive.SimpleObservable
 import com.cobblemon.mod.common.net.messages.client.data.DexEntrySyncPacket
+import com.cobblemon.mod.common.net.messages.client.data.DexEvolutionDisplaySyncPacket
+import com.cobblemon.mod.common.pokemon.FormData
 import com.cobblemon.mod.common.util.adapters.ExpressionLikeAdapter
 import com.cobblemon.mod.common.util.adapters.IdentifierAdapter
+import com.cobblemon.mod.common.util.asIdentifierDefaultingNamespace
 import com.cobblemon.mod.common.util.cobblemonResource
+import com.cobblemon.mod.common.util.lang
 import com.google.gson.Gson
 import com.google.gson.GsonBuilder
 import com.google.gson.reflect.TypeToken
@@ -38,6 +44,8 @@ object DexEntries : JsonDataRegistry<PokedexEntry> {
 
     val entries = mutableMapOf<ResourceLocation, PokedexEntry>()
 
+    val evolutionDisplays = mutableListOf<DexEvolutionDisplay>()
+
     override fun reload(data: Map<ResourceLocation, PokedexEntry>) {
         data.forEach { _, entry ->
             entries[entry.id] = entry
@@ -50,6 +58,7 @@ object DexEntries : JsonDataRegistry<PokedexEntry> {
                 }
             }
         }
+        computeEvolutionDisplays()
         observable.emit(this)
     }
 
@@ -57,5 +66,56 @@ object DexEntries : JsonDataRegistry<PokedexEntry> {
 
     override fun sync(player: ServerPlayer) {
         DexEntrySyncPacket(entries.values).sendToPlayer(player)
+        DexEvolutionDisplaySyncPacket(evolutionDisplays).sendToPlayer(player)
+    }
+
+    fun computeEvolutionDisplays() {
+        evolutionDisplays.clear()
+        PokemonSpecies.species.forEach {
+            evolutionDisplays.addAll(buildDisplays(it.standardForm))
+            evolutionDisplays.addAll(it.forms.flatMap { form -> buildDisplays(form) })
+        }
+    }
+
+    fun buildDisplays(form: FormData): List<DexEvolutionDisplay> {
+        val result = mutableListOf<DexEvolutionDisplay>()
+        (form.ownEvolutions ?: form.evolutions).forEach { evolution ->
+            val requirements = mutableListOf<DexEvolutionRequirementDisplay>()
+            getToolTipHeaderIcon(evolution)?.let { header ->
+                requirements.add(header)
+            }
+            evolution.requirements.mapNotNull { resolveRequirementData(it) }.forEach { requirement ->
+                requirements.add(requirement)
+            }
+
+            listOfNotNull(evolution.result, evolution.shedder).forEach resultLoop@{ resultProperties ->
+                val resultSpecies = resultProperties.species
+                    ?.let { PokemonSpecies.getByIdentifier(it.asIdentifierDefaultingNamespace()) }
+                    ?: return@resultLoop
+
+                if (!resultSpecies.implemented)
+                    return@resultLoop
+
+                // Carry the source form's aspects over like a real evolution does (Alola-Bias Pichu -> Alola-Bias Pikachu)
+                val resultForm = resultSpecies.getForm(form.aspects.toSet() + resultProperties.aspects)
+                val toAspects = resultProperties.aspects + resultForm.aspects
+                val resultRequirements = if (resultProperties === evolution.shedder) {
+                    requirements + CobblemonDexEvolutionRequirementDisplay(CobblemonItems.POKE_BALL, lang("ui.pokedex.evolution.shedder.tooltip"))
+                } else {
+                    requirements
+                }
+
+                result.add(DexEvolutionDisplay(
+                    fromSpecies = form.species.resourceIdentifier,
+                    fromForm = form.name,
+                    fromAspects = form.aspects.toSet(),
+                    toSpecies = resultSpecies.resourceIdentifier,
+                    toForm = resultForm.name,
+                    toAspects = toAspects,
+                    requirements = resultRequirements,
+                ))
+            }
+        }
+        return result
     }
 }

common/src/main/kotlin/com/cobblemon/mod/common/api/pokedex/entry/DexEvolutionDisplay.kt

@@ -0,0 +1,464 @@
+/*
+ * Copyright (C) 2023 Cobblemon Contributors
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package com.cobblemon.mod.common.api.pokedex.entry
+
+import com.cobblemon.mod.common.CobblemonItems
+import com.cobblemon.mod.common.api.conditional.RegistryLikeCondition
+import com.cobblemon.mod.common.api.conditional.RegistryLikeIdentifierCondition
+import com.cobblemon.mod.common.api.conditional.RegistryLikeTagCondition
+import com.cobblemon.mod.common.api.pokemon.PokemonSpecies
+import com.cobblemon.mod.common.api.pokemon.evolution.Evolution
+import com.cobblemon.mod.common.api.pokemon.feature.IntSpeciesFeatureProvider
+import com.cobblemon.mod.common.api.pokemon.feature.SpeciesFeatures
+import com.cobblemon.mod.common.api.pokemon.requirement.Requirement
+import com.cobblemon.mod.common.api.pokemon.stats.Stats
+import com.cobblemon.mod.common.api.text.add
+import com.cobblemon.mod.common.api.text.green
+import com.cobblemon.mod.common.api.types.ElementalTypes
+import com.cobblemon.mod.common.pokemon.evolution.variants.ItemInteractionEvolution
+import com.cobblemon.mod.common.pokemon.evolution.variants.TradeEvolution
+import com.cobblemon.mod.common.pokemon.requirements.*
+import com.cobblemon.mod.common.util.adapters.RegistryAccessResolver
+import com.cobblemon.mod.common.util.asIdentifierDefaultingNamespace
+import com.cobblemon.mod.common.util.asTranslated
+import com.cobblemon.mod.common.util.lang
+import net.minecraft.core.registries.BuiltInRegistries
+import net.minecraft.core.registries.Registries
+import net.minecraft.network.chat.Component
+import net.minecraft.network.chat.MutableComponent
+import net.minecraft.resources.ResourceLocation
+import net.minecraft.util.ExtraCodecs
+import net.minecraft.world.item.Item
+import net.minecraft.world.item.Items
+import net.minecraft.world.level.biome.Biome
+import net.minecraft.world.level.levelgen.structure.Structure
+import kotlin.jvm.optionals.getOrNull
+
+data class DexEvolutionDisplay(
+    val fromSpecies: ResourceLocation,
+    val fromForm: String,
+    val fromAspects: Set<String>,
+    val toSpecies: ResourceLocation,
+    val toForm: String,
+    val toAspects: Set<String>,
+    val requirements: List<DexEvolutionRequirementDisplay>,
+)
+
+interface DexEvolutionRequirementDisplay {
+    val icon: Item
+    val tooltip: MutableComponent
+}
+
+data class CobblemonDexEvolutionRequirementDisplay(
+    override val icon: Item,
+    override val tooltip: MutableComponent,
+) : DexEvolutionRequirementDisplay
+
+data class CobblemonBiomeDexEvolutionRequirementDisplay(
+    override val icon: Item,
+    override val tooltip: MutableComponent,
+    val condition: ExtraCodecs.TagOrElementLocation? = null,
+    val antiCondition: ExtraCodecs.TagOrElementLocation? = null,
+) : DexEvolutionRequirementDisplay
+
+fun getToolTipHeaderIcon(evolution: Evolution): DexEvolutionRequirementDisplay? {
+    when (evolution) {
+        is ItemInteractionEvolution -> return getToolTipHeaderIcon(evolution)
+        is TradeEvolution -> return getToolTipHeaderIcon(evolution)
+    }
+
+    return null
+}
+
+
+fun getToolTipHeaderIcon(itemInteractionEvolution: ItemInteractionEvolution): CobblemonDexEvolutionRequirementDisplay {
+    val item = itemInteractionEvolution.requiredContext.items.get().first().value()
+    return CobblemonDexEvolutionRequirementDisplay(item, lang("ui.pokedex.evolution.item_interact.tooltip", item.description.plainCopy().green()))
+}
+
+fun getToolTipHeaderIcon(tradeEvolution: TradeEvolution): CobblemonDexEvolutionRequirementDisplay {
+    val species = tradeEvolution.requiredContext.species
+    val tooltip = if (species == null) {
+        lang("ui.pokedex.evolution.trade.tooltip.with_any_species")
+    } else {
+        lang("ui.pokedex.evolution.trade.tooltip.with_species", PokemonSpecies.getByIdentifier(species.asIdentifierDefaultingNamespace())!!.translatedName.green())
+    }
+    return CobblemonDexEvolutionRequirementDisplay(CobblemonItems.LINK_CABLE, tooltip)
+}
+
+fun resolveRequirementData(requirement: Requirement): DexEvolutionRequirementDisplay? {
+    val icon = requirement.pokedexIcon?.let {
+        RegistryAccessResolver.getAccess().registryOrThrow(Registries.ITEM).get(it)
+    }
+
+    val tooltip = requirement.pokedexTooltip?.let {
+        Component.translatable(it)
+    }
+
+    if (icon != null && tooltip != null) {
+        return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+    }
+
+    return buildRequirementData(requirement)
+}
+
+fun buildRequirementData(requirement: Requirement): DexEvolutionRequirementDisplay? {
+    when (requirement) {
+        is AdvancementRequirement -> return buildAdvancementRequirement(requirement)
+        is BattleCriticalHitsRequirement -> return buildBattleCriticalHitsRequirement(requirement)
+        is BiomeRequirement -> return buildBiomeRequirement(requirement)
+        is BlocksTraveledRequirement -> return buildBlocksTraveledRequirement(requirement)
+        is DamageTakenRequirement -> return buildDamageTakenRequirement(requirement)
+        is DefeatRequirement -> return buildDefeatRequirement(requirement)
+        is FriendshipRequirement -> return buildFriendshipRequirement(requirement)
+        is HeldItemRequirement -> return buildHeldItemRequirement(requirement)
+        is LevelRequirement -> return buildLevelRequirement(requirement)
+        is MoonPhaseRequirement -> return buildMoonPhaseRequirement(requirement)
+        is MoveSetRequirement -> return buildMoveSetRequirement(requirement)
+        is MoveTypeRequirement -> return buildMoveTypeRequirement(requirement)
+        is NegateRequirement -> return buildNegateRequirement(requirement)
+        is OwnerHoldsItemRequirement -> return buildOwnerHoldsItemRequirement(requirement)
+        is PartyMemberRequirement -> return buildPartyMemberRequirement(requirement)
+        is PokemonPropertiesRequirement -> return buildPokemonPropertiesRequirement(requirement)
+        is PropertyRangeRequirement -> return buildPropertyRangeRequirement(requirement)
+        is RecoilRequirement -> return buildRecoilRequirement(requirement)
+        is StatCompareRequirement -> return buildStatCompareRequirement(requirement)
+        is StatEqualRequirement -> return buildStatEqualRequirement(requirement)
+        is StructureRequirement -> return buildStructureRequirement(requirement)
+        is TimeRangeRequirement -> return buildTimeRangeRequirement(requirement)
+        is UseMoveRequirement -> return buildUseMoveRequirement(requirement)
+        is WeatherRequirement -> return buildWeatherRequirement(requirement)
+    }
+
+    return null
+}
+
+fun buildAdvancementRequirement(advancementRequirement: AdvancementRequirement): DexEvolutionRequirementDisplay {
+    val icon = Items.BOOK
+    val identifier = advancementRequirement.requiredAdvancement
+    val advancementLanguageKey = "${identifier.namespace}.${identifier.path.substringAfterLast('/')}"
+    val advancementComponent = Component.translatable("advancements.$advancementLanguageKey").green()
+    val tooltip = lang("ui.pokedex.requirement.advancement.tooltip", advancementComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildBattleCriticalHitsRequirement(battleCriticalHitsRequirement: BattleCriticalHitsRequirement): DexEvolutionRequirementDisplay {
+    val icon = CobblemonItems.MEDICINAL_LEEK
+    val criticalsComponent = Component.literal(battleCriticalHitsRequirement.amount.toString()).green()
+    val tooltip = lang("ui.pokedex.requirement.battle_critical_hits.tooltip", criticalsComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+private fun tagDisplayName(registry: String, id: ResourceLocation): MutableComponent {
+    return Component.translatableWithFallback("tag.$registry.${id.namespace}.${id.path.replace('/', '.')}", prettifyPath(id.path))
+}
+
+private fun prettifyPath(path: String): String {
+    return path.substringAfterLast('/').removePrefix("is_").split('_').joinToString(" ") { part -> part.replaceFirstChar(Char::titlecase) }
+}
+
+fun buildNegateRequirement(negateRequirement: NegateRequirement): DexEvolutionRequirementDisplay? {
+    val inner = negateRequirement.inner
+    when (inner) {
+        is BiomeRequirement -> buildBiomeRequirement(inner, negated = true)?.let { return it }
+        is StructureRequirement -> buildStructureRequirement(inner, negated = true)?.let { return it }
+    }
+    val innerDisplay = resolveRequirementData(inner) ?: return null
+    return CobblemonDexEvolutionRequirementDisplay(innerDisplay.icon, lang("ui.pokedex.requirement.negate.tooltip", innerDisplay.tooltip))
+}
+
+fun buildBiomeRequirement(biomeRequirement: BiomeRequirement, negated: Boolean = false): DexEvolutionRequirementDisplay? {
+    // Negating "in X" is "not in X"; negating both a condition and an anticondition isn't expressible as one line
+    if (negated && biomeRequirement.biomeCondition != null && biomeRequirement.biomeAnticondition != null) return null
+    val condition = if (negated) biomeRequirement.biomeAnticondition else biomeRequirement.biomeCondition
+    val antiCondition = if (negated) biomeRequirement.biomeCondition else biomeRequirement.biomeAnticondition
+    if (condition == null && antiCondition == null) {
+        return null
+    }
+
+    val icon = Items.COMPASS
+    val displayName: (RegistryLikeCondition<Biome>) -> MutableComponent = {
+        when (it) {
+            is RegistryLikeTagCondition -> tagDisplayName("worldgen.biome", it.tag.location())
+            is RegistryLikeIdentifierCondition -> Component.translatable("biome.${it.identifier.namespace}.${it.identifier.path}")
+            else -> Component.literal(it.toString())
+        }
+    }
+
+    val tooltip = if (condition != null && antiCondition != null) {
+        lang("ui.pokedex.requirement.biome.both.tooltip", displayName(condition).green(), displayName(antiCondition).green())
+    } else if (condition != null) {
+        lang("ui.pokedex.requirement.biome.tooltip", displayName(condition).green())
+    } else {
+        lang("ui.pokedex.requirement.biome.anticondition.tooltip", displayName(antiCondition!!).green())
+    }
+
+    var conditionConverted: ExtraCodecs.TagOrElementLocation? = null
+    if (condition != null) {
+        val conditionIdentifier = if (condition is RegistryLikeIdentifierCondition) condition.identifier else (condition as RegistryLikeTagCondition).tag.location
+        conditionConverted = ExtraCodecs.TagOrElementLocation(conditionIdentifier, condition is RegistryLikeTagCondition)
+    }
+
+    var antiConditionConverted: ExtraCodecs.TagOrElementLocation? = null
+    if (antiCondition != null) {
+        val conditionIdentifier = if (antiCondition is RegistryLikeIdentifierCondition) antiCondition.identifier else (antiCondition as RegistryLikeTagCondition).tag.location
+        antiConditionConverted = ExtraCodecs.TagOrElementLocation(conditionIdentifier, antiCondition is RegistryLikeTagCondition)
+    }
+
+    return CobblemonBiomeDexEvolutionRequirementDisplay(icon, tooltip, conditionConverted, antiConditionConverted)
+}
+
+fun buildBlocksTraveledRequirement(blocksTraveledRequirement: BlocksTraveledRequirement): DexEvolutionRequirementDisplay {
+    val icon = Items.LEATHER_BOOTS
+    val blocksComponent = Component.literal(blocksTraveledRequirement.amount.toString()).green()
+    val tooltip = lang("ui.pokedex.requirement.blocks_traveled.tooltip", blocksComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildDamageTakenRequirement(damageTakenRequirement: DamageTakenRequirement): DexEvolutionRequirementDisplay {
+    val icon = CobblemonItems.PUNCHING_GLOVE
+    val blocksComponent = Component.literal(damageTakenRequirement.amount.toString()).green()
+    val tooltip = lang("ui.pokedex.requirement.damage_taken.tooltip", blocksComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildDefeatRequirement(defeatRequirement: DefeatRequirement): DexEvolutionRequirementDisplay? {
+    val description = describePokemonProperties(defeatRequirement.target) ?: return null
+    val icon = CobblemonItems.PUNCHING_GLOVE
+    val defeatedAmount = defeatRequirement.amount
+
+    val descriptionComponent = Component.literal(defeatedAmount.toString()).green().add(" ").add(description)
+    val tooltip = lang("ui.pokedex.requirement.defeat.tooltip", descriptionComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildFriendshipRequirement(friendshipRequirement: FriendshipRequirement): DexEvolutionRequirementDisplay {
+    val icon = CobblemonItems.SOOTHE_BELL
+    val friendshipAmountComponent = Component.literal(friendshipRequirement.amount.toString()).green()
+    val tooltip = lang("ui.pokedex.requirement.friendship.tooltip", friendshipAmountComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildHeldItemRequirement(heldItemRequirement: HeldItemRequirement): DexEvolutionRequirementDisplay? {
+    val items = heldItemRequirement.itemCondition.items.getOrNull() ?: return null
+    val item = items.firstOrNull()?.value() ?: return null
+    val itemComponent = items.unwrapKey().map { tag ->
+        val id = tag.location()
+        val fallback = id.path.substringAfterLast('/').split('_').joinToString(" ") { part -> part.replaceFirstChar(Char::titlecase) }
+        Component.translatableWithFallback("tag.item.${id.namespace}.${id.path.replace('/', '.')}", fallback)
+    }.orElseGet { item.description.plainCopy() }
+    val tooltip = lang("ui.pokedex.requirement.held_item.tooltip", itemComponent.green())
+
+    return CobblemonDexEvolutionRequirementDisplay(item, tooltip)
+}
+
+fun buildLevelRequirement(levelRequirement: LevelRequirement): DexEvolutionRequirementDisplay {
+    val minLevel = levelRequirement.minLevel
+    val maxLevel = levelRequirement.maxLevel
+
+    val icon = CobblemonItems.RARE_CANDY
+    val tooltip =
+        if (minLevel == maxLevel || maxLevel == Int.MAX_VALUE)
+            lang("ui.pokedex.requirement.level.tooltip.min", Component.literal(minLevel.toString()).green())
+        else
+            lang("ui.pokedex.requirement.level.tooltip.between", Component.literal(minLevel.toString()).green(), Component.literal(maxLevel.toString()).green())
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildMoonPhaseRequirement(moonPhaseRequirement: MoonPhaseRequirement): DexEvolutionRequirementDisplay {
+    val icon = Items.CLOCK
+    val moonPhaseComponent = moonPhaseRequirement.moonPhase.displayName().green()
+    val tooltip = lang("ui.pokedex.requirement.moon_phase.tooltip", moonPhaseComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildMoveSetRequirement(moveSetRequirement: MoveSetRequirement): DexEvolutionRequirementDisplay {
+    val icon = CobblemonItems.TECHNICAL_MACHINE
+    val tooltip = lang("ui.pokedex.requirement.has_move.tooltip", moveSetRequirement.move.displayName.green())
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildMoveTypeRequirement(moveTypeRequirement: MoveTypeRequirement): DexEvolutionRequirementDisplay {
+    val type = ElementalTypes.get(moveTypeRequirement.type.name)
+    val icon = when (type) {
+        ElementalTypes.NORMAL -> CobblemonItems.NORMAL_GEM
+        ElementalTypes.FIRE -> CobblemonItems.FIRE_GEM
+        ElementalTypes.WATER -> CobblemonItems.WATER_GEM
+        ElementalTypes.GRASS -> CobblemonItems.GRASS_GEM
+        ElementalTypes.ELECTRIC -> CobblemonItems.ELECTRIC_GEM
+        ElementalTypes.ICE -> CobblemonItems.ICE_GEM
+        ElementalTypes.FIGHTING -> CobblemonItems.FIGHTING_GEM
+        ElementalTypes.POISON -> CobblemonItems.POISON_GEM
+        ElementalTypes.GROUND -> CobblemonItems.GROUND_GEM
+        ElementalTypes.FLYING -> CobblemonItems.FLYING_GEM
+        ElementalTypes.PSYCHIC -> CobblemonItems.PSYCHIC_GEM
+        ElementalTypes.BUG -> CobblemonItems.BUG_GEM
+        ElementalTypes.ROCK -> CobblemonItems.ROCK_GEM
+        ElementalTypes.GHOST -> CobblemonItems.GHOST_GEM
+        ElementalTypes.DRAGON -> CobblemonItems.DRAGON_GEM
+        ElementalTypes.DARK -> CobblemonItems.DARK_GEM
+        ElementalTypes.STEEL -> CobblemonItems.STEEL_GEM
+        ElementalTypes.FAIRY -> CobblemonItems.FAIRY_GEM
+        else -> CobblemonItems.NORMAL_GEM
+    }
+
+    val tooltip = lang("ui.pokedex.requirement.has_move_type.tooltip", moveTypeRequirement.type.displayName.green())
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildOwnerHoldsItemRequirement(ownerHoldsItemRequirement: OwnerHoldsItemRequirement): DexEvolutionRequirementDisplay {
+    val item = ownerHoldsItemRequirement.itemCondition.items.get().first().value()
+    val tooltip = lang("ui.pokedex.requirement.owner_held_item.tooltip", item.description.plainCopy().green())
+
+    return CobblemonDexEvolutionRequirementDisplay(item, tooltip)
+}
+
+fun buildPartyMemberRequirement(partyMemberRequirement: PartyMemberRequirement): DexEvolutionRequirementDisplay? {
+    val description = describePokemonProperties(partyMemberRequirement.target) ?: return null
+    val icon = CobblemonItems.POKE_BALL
+    val tooltip = if (partyMemberRequirement.contains) {
+        lang("ui.pokedex.requirement.party_member.tooltip", description)
+    } else {
+        lang("ui.pokedex.requirement.party_member.anticondition.tooltip", description)
+    }
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildPokemonPropertiesRequirement(pokemonPropertiesRequirement: PokemonPropertiesRequirement): DexEvolutionRequirementDisplay? {
+    val description = describePokemonProperties(pokemonPropertiesRequirement.target) ?: return null
+    val icon = Items.NAME_TAG
+    val tooltip = lang("ui.pokedex.requirement.pokemon_properties.tooltip", description)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildPropertyRangeRequirement(propertyRangeRequirement: PropertyRangeRequirement): DexEvolutionRequirementDisplay? {
+    val provider = SpeciesFeatures.getFeature(propertyRangeRequirement.feature) as? IntSpeciesFeatureProvider ?: return null
+    val displayName = provider.display?.name?.takeIf { it.isNotBlank() }?.asTranslated()?.green() ?: return null
+    val icon = provider.itemPoints.keys.firstOrNull()?.let { BuiltInRegistries.ITEM.get(it) } ?: Items.NAME_TAG
+
+    val range = propertyRangeRequirement.range
+    val tooltip = lang(
+        "ui.pokedex.requirement.property_range.tooltip",
+        displayName,
+        Component.literal(range.first.toString()).green(),
+        Component.literal(range.last.toString()).green()
+    )
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildRecoilRequirement(recoilRequirement: RecoilRequirement): DexEvolutionRequirementDisplay {
+    val icon = CobblemonItems.LIFE_ORB
+    val recoilComponent = Component.literal(recoilRequirement.amount.toString()).green()
+    val tooltip = lang("ui.pokedex.requirement.recoil.tooltip", recoilComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildStatCompareRequirement(statCompareRequirement: StatCompareRequirement): DexEvolutionRequirementDisplay {
+    val highStat = Stats.getStat(statCompareRequirement.highStat)
+    val lowStat = Stats.getStat(statCompareRequirement.lowStat)
+
+    val icon = when (highStat) {
+        Stats.HP, Stats.EVASION, Stats.ACCURACY -> CobblemonItems.HEALTH_MOCHI
+        Stats.ATTACK -> CobblemonItems.MUSCLE_MOCHI
+        Stats.DEFENCE -> CobblemonItems.RESIST_MOCHI
+        Stats.SPECIAL_ATTACK -> CobblemonItems.GENIUS_MOCHI
+        Stats.SPECIAL_DEFENCE -> CobblemonItems.CLEVER_MOCHI
+        Stats.SPEED -> CobblemonItems.SWIFT_MOCHI
+    }
+
+    val highStatComponent = highStat.displayName.plainCopy().green()
+    val lowStatComponent = lowStat.displayName.plainCopy().green()
+    val tooltip = lang("ui.pokedex.requirement.stat_compare.tooltip", highStatComponent, lowStatComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildStatEqualRequirement(statEqualRequirement: StatEqualRequirement): DexEvolutionRequirementDisplay {
+    val statOne = Stats.getStat(statEqualRequirement.statOne)
+    val statTwo = Stats.getStat(statEqualRequirement.statTwo)
+
+    val statOneComponent = statOne.displayName.plainCopy().green()
+    val statTwoComponent = statTwo.displayName.plainCopy().green()
+
+    val icon = CobblemonItems.FRESH_START_MOCHI
+    val tooltip = lang("ui.pokedex.requirement.stat_equal.tooltip", statOneComponent, statTwoComponent)
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildStructureRequirement(structureRequirement: StructureRequirement, negated: Boolean = false): DexEvolutionRequirementDisplay? {
+    if (negated && structureRequirement.structureCondition != null && structureRequirement.structureAnticondition != null) return null
+    val condition = if (negated) structureRequirement.structureAnticondition else structureRequirement.structureCondition
+    val anticondition = if (negated) structureRequirement.structureCondition else structureRequirement.structureAnticondition
+    if (condition == null && anticondition == null) {
+        return null
+    }
+
+    val icon = Items.STRUCTURE_BLOCK
+    val displayName: (RegistryLikeCondition<Structure>) -> MutableComponent = {
+        when (it) {
+            is RegistryLikeTagCondition -> tagDisplayName("worldgen.structure", it.tag.location())
+            is RegistryLikeIdentifierCondition -> Component.literal(prettifyPath(it.identifier.path))
+            else -> Component.literal(it.toString())
+        }
+    }
+    val tooltip = if (condition != null && anticondition != null) {
+        lang("ui.pokedex.requirement.structure.both.tooltip", displayName(condition).green(), displayName(anticondition).green())
+    } else if (condition != null) {
+        lang("ui.pokedex.requirement.structure.tooltip", displayName(condition).green())
+    } else {
+        lang("ui.pokedex.requirement.structure.anticondition.tooltip", displayName(anticondition!!).green())
+    }
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildTimeRangeRequirement(timeRangeRequirement: TimeRangeRequirement): DexEvolutionRequirementDisplay? {
+    val icon = Items.CLOCK
+    val timeRangeComponent = timeRangeRequirement.range.displayName() ?: return null
+    val tooltip = lang("ui.pokedex.requirement.time_range.tooltip", timeRangeComponent.green())
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildUseMoveRequirement(useMoveRequirement: UseMoveRequirement): DexEvolutionRequirementDisplay {
+    val icon = CobblemonItems.CHOICE_BAND
+    val tooltip = lang("ui.pokedex.requirement.use_move.tooltip", useMoveRequirement.move.displayName.green())
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}
+
+fun buildWeatherRequirement(weatherRequirement: WeatherRequirement): DexEvolutionRequirementDisplay {
+    val icon: Item
+    val tooltip: MutableComponent
+
+    if (weatherRequirement.isThundering == true) {
+        icon = Items.LIGHTNING_ROD
+        tooltip = lang("ui.pokedex.requirement.weather.tooltip.thundering")
+    } else {
+        icon = Items.WATER_BUCKET
+        tooltip = lang("ui.pokedex.requirement.weather.tooltip.raining")
+    }
+
+    return CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+}

common/src/main/kotlin/com/cobblemon/mod/common/api/pokedex/entry/EvolutionPokemonDescriptor.kt

@@ -6,7 +6,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package com.cobblemon.mod.common.client.gui.pokedex.widgets.evolutiontree
+package com.cobblemon.mod.common.api.pokedex.entry
 
 import com.cobblemon.mod.common.api.pokemon.Natures
 import com.cobblemon.mod.common.api.pokemon.PokemonProperties
@@ -28,7 +28,7 @@ import net.minecraft.network.chat.Component
 import net.minecraft.network.chat.MutableComponent
 import net.minecraft.world.item.Items
 
-internal fun describePokemonProperties(properties: PokemonProperties): MutableComponent? {
+fun describePokemonProperties(properties: PokemonProperties): MutableComponent? {
     if (hasUndescribedProperty(properties)) {
         return null
     }

common/src/main/kotlin/com/cobblemon/mod/common/api/pokemon/PokemonSpecies.kt

@@ -26,7 +26,6 @@ import com.cobblemon.mod.common.api.moves.MoveTemplate
 import com.cobblemon.mod.common.api.moves.MovesetBuilder
 import com.cobblemon.mod.common.api.moves.adapters.MoveTemplateAdapter
 import com.cobblemon.mod.common.api.npc.configuration.MoLangConfigVariable
-import com.cobblemon.mod.common.api.pokemon.PokemonSpecies.getByIdentifier
 import com.cobblemon.mod.common.api.pokemon.effect.ShoulderEffect
 import com.cobblemon.mod.common.api.pokemon.effect.adapter.ShoulderEffectAdapter
 import com.cobblemon.mod.common.api.pokemon.egg.EggGroup
@@ -44,9 +43,6 @@ import com.cobblemon.mod.common.api.riding.sound.RideSoundSettingsList
 import com.cobblemon.mod.common.api.spawning.TimeRange
 import com.cobblemon.mod.common.api.types.ElementalType
 import com.cobblemon.mod.common.api.types.adapters.ElementalTypeAdapter
-import com.cobblemon.mod.common.net.messages.client.data.FormEvolutionOverride
-import com.cobblemon.mod.common.net.messages.client.data.SpeciesEvolutionEntry
-import com.cobblemon.mod.common.net.messages.client.data.SpeciesEvolutionSyncPacket
 import com.cobblemon.mod.common.net.messages.client.data.SpeciesRegistrySyncPacket
 import com.cobblemon.mod.common.pokemon.FormData
 import com.cobblemon.mod.common.pokemon.Species
@@ -246,18 +242,6 @@ object PokemonSpecies : JsonDataRegistry<Species> {
 
     override fun sync(player: ServerPlayer) {
         SpeciesRegistrySyncPacket(species.toList()).sendToPlayer(player)
-        // Sent after the species themselves so every species is already registered by the time this is decoded.
-        val evolutionEntries = species.map { singleSpecies ->
-            val formOverrides = singleSpecies.forms.mapNotNull { form ->
-                if (form.ownEvolutions == null && form.ownPreEvolution == null) {
-                    null
-                } else {
-                    FormEvolutionOverride(form.name, form.ownEvolutions, form.ownPreEvolution)
-                }
-            }
-            SpeciesEvolutionEntry(singleSpecies.resourceIdentifier, singleSpecies.evolutions, singleSpecies.preEvolution, formOverrides)
-        }
-        SpeciesEvolutionSyncPacket(evolutionEntries).sendToPlayer(player)
     }
 
     /**

common/src/main/kotlin/com/cobblemon/mod/common/api/pokemon/evolution/PreEvolution.kt

@@ -25,8 +25,6 @@ interface PreEvolution {
 
     val form: FormData
 
-    fun resolveForm(extraAspects: Set<String> = emptySet()): FormData = form
-
     companion object {
 
         fun of(species: Species, form: FormData = species.standardForm): PreEvolution = StandardPreEvolution(species, form)

common/src/main/kotlin/com/cobblemon/mod/common/client/gui/pokedex/PokedexGUI.kt

@@ -38,7 +38,6 @@ import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.BASE_HEIG
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.BASE_WIDTH
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.HALF_OVERLAY_HEIGHT
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.HALF_OVERLAY_WIDTH
-import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.HALF_OVERLAY_WIDTH
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.HEADER_BAR_HEIGHT
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.ICONS_ARROW_PADDING_AROUND
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.ICONS_PADDING_AROUND
@@ -52,8 +51,7 @@ import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.TAB_MOVES
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.TAB_SIZE
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.TAB_STATS
 import com.cobblemon.mod.common.client.gui.pokedex.widgets.*
-import com.cobblemon.mod.common.client.gui.pokedex.widgets.evolutiontree.EvolutionTreeWidget
-import com.cobblemon.mod.common.client.gui.pokedex.widgets.evolutiontree.debugEvolutionRequirementRendering
+import com.cobblemon.mod.common.client.gui.pokedex.widgets.EvolutionTreeWidget
 import com.cobblemon.mod.common.client.pokedex.PokedexType
 import com.cobblemon.mod.common.client.render.drawScaledText
 import com.cobblemon.mod.common.net.messages.server.block.AdjustBlockEntityViewerCountPacket
@@ -828,10 +826,6 @@ class PokedexGUI private constructor(
             }
         }
 
-        if (tabInfoIndex == TAB_EVOLUTION_TREE && keyCode == InputConstants.KEY_SEMICOLON) {
-            debugEvolutionRequirementRendering()
-        }
-
         return super.keyPressed(keyCode, scanCode, modifiers)
     }
 

common/src/main/kotlin/com/cobblemon/mod/common/client/gui/pokedex/PokedexTooltip.kt

@@ -16,13 +16,17 @@ import com.cobblemon.mod.common.util.cobblemonResource
 import com.mojang.blaze3d.vertex.PoseStack
 import net.minecraft.client.Minecraft
 import net.minecraft.client.gui.GuiGraphics
+import net.minecraft.network.chat.Component
 import net.minecraft.network.chat.MutableComponent
+import net.minecraft.network.chat.Style
 import net.minecraft.resources.ResourceLocation
+import java.util.Optional
 
 private val tooltipEdge = cobblemonResource("textures/gui/pokedex/tooltip_edge.png")
 private val tooltipBackground = cobblemonResource("textures/gui/pokedex/tooltip_background.png")
 
 private const val TOOLTIP_SLICE_SIZE = 11
+private const val TOOLTIP_MAX_TEXT_WIDTH = 160
 
 fun renderTooltip(
     context: GuiGraphics,
@@ -49,7 +53,12 @@ fun renderTooltip(
     posY: Int,
     delta: Float,
     offsetY: Int = 0,
+    maxTextWidth: Int = TOOLTIP_MAX_TEXT_WIDTH,
 ) {
+    val text = text.flatMap { wrapTooltipLine(it, maxTextWidth) }
+    // Only a tooltip that fits on a single line is centered; wrapped text is left-aligned
+    val centered = text.size == 1
+
     val poseStack = context.pose()
     val textWidth = text.maxOf { Minecraft.getInstance().font.width(it.font(CobblemonResources.DEFAULT_LARGE)) }
     val tooltipPadding = 6
@@ -78,8 +87,6 @@ fun renderTooltip(
     blitSlicedVertical(poseStack, tooltipBackground, posX - (tooltipWidth / 2), tooltipTop, tooltipWidth, totalHeight)
     blitSlicedVertical(poseStack, tooltipEdge, posX + (tooltipWidth / 2), tooltipTop, 1, totalHeight)
 
-    val centered = text.size == 1
-
     text.forEachIndexed { index, it ->
         drawScaledText(
             context = context,
@@ -95,6 +102,20 @@ fun renderTooltip(
     poseStack.popPose()
 }
 
+private fun wrapTooltipLine(line: MutableComponent, maxWidth: Int): List<MutableComponent> {
+    val styled = line.copy().font(CobblemonResources.DEFAULT_LARGE)
+    if (Minecraft.getInstance().font.width(styled) <= maxWidth) return listOf(line)
+
+    return Minecraft.getInstance().font.splitter.splitLines(styled, maxWidth, Style.EMPTY).map { wrapped ->
+        val component = Component.empty()
+        wrapped.visit({ style, string ->
+            component.append(Component.literal(string).withStyle(style))
+            Optional.empty<Unit>()
+        }, Style.EMPTY)
+        component
+    }
+}
+
 // Stretching the whole 11px image over an arbitrary height thickens the caps as more lines are added, so
 // instead the caps are drawn 1:1 and only the flat fill row is stretched to cover the remaining height
 private fun blitSlicedVertical(

common/src/main/kotlin/com/cobblemon/mod/common/client/gui/pokedex/widgets/EvolutionTreeWidget.kt

@@ -6,13 +6,16 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package com.cobblemon.mod.common.client.gui.pokedex.widgets.evolutiontree
+package com.cobblemon.mod.common.client.gui.pokedex.widgets
 
 import com.cobblemon.mod.common.Cobblemon
 import com.cobblemon.mod.common.CobblemonItems
 import com.cobblemon.mod.common.api.gui.*
 import com.cobblemon.mod.common.api.pokedex.Dexes
 import com.cobblemon.mod.common.api.pokedex.PokedexEntryProgress
+import com.cobblemon.mod.common.api.pokedex.entry.CobblemonBiomeDexEvolutionRequirementDisplay
+import com.cobblemon.mod.common.api.pokedex.entry.DexEntries
+import com.cobblemon.mod.common.api.pokedex.entry.DexEvolutionDisplay
 import com.cobblemon.mod.common.api.pokedex.entry.PokedexEntry
 import com.cobblemon.mod.common.api.pokedex.entry.PokedexForm
 import com.cobblemon.mod.common.api.pokemon.PokemonProperties
@@ -20,6 +23,8 @@ import com.cobblemon.mod.common.api.pokemon.PokemonSpecies
 import com.cobblemon.mod.common.api.pokemon.evolution.Evolution
 import com.cobblemon.mod.common.api.text.add
 import com.cobblemon.mod.common.api.text.bold
+import com.cobblemon.mod.common.api.text.green
+import com.cobblemon.mod.common.api.text.red
 import com.cobblemon.mod.common.client.CobblemonClient
 import com.cobblemon.mod.common.client.CobblemonResources
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUI
@@ -29,18 +34,21 @@ import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.POKEMON_D
 import com.cobblemon.mod.common.client.gui.pokedex.PokedexGUIConstants.SCROLL_SLOT_SIZE
 import com.cobblemon.mod.common.client.gui.pokedex.ScaledButton
 import com.cobblemon.mod.common.client.gui.pokedex.renderTooltip
-import com.cobblemon.mod.common.client.gui.pokedex.widgets.PokemonSlotWidget
 import com.cobblemon.mod.common.client.gui.summary.widgets.SoundlessWidget
 import com.cobblemon.mod.common.client.render.drawScaledText
 import com.cobblemon.mod.common.client.render.renderScaledGuiItemIcon
+import com.cobblemon.mod.common.pokemon.FormData
 import com.cobblemon.mod.common.pokemon.Gender
 import com.cobblemon.mod.common.pokemon.RenderablePokemon
 import com.cobblemon.mod.common.util.asIdentifierDefaultingNamespace
 import com.cobblemon.mod.common.util.cobblemonResource
 import com.cobblemon.mod.common.util.lang
+import net.minecraft.client.Minecraft
 import net.minecraft.client.gui.GuiGraphics
+import net.minecraft.core.registries.Registries
 import net.minecraft.network.chat.Component
 import net.minecraft.network.chat.MutableComponent
+import net.minecraft.tags.TagKey
 
 class EvolutionTreeWidget(
     val parent: PokedexGUI,
@@ -92,6 +100,8 @@ class EvolutionTreeWidget(
 
     private var hoveredTooltips: List<MutableComponent>? = null
 
+    private var viewedForm: FormData? = null
+
     private val expandButton: ScaledButton = ScaledButton(
         0f,
         0f,
@@ -146,9 +156,28 @@ class EvolutionTreeWidget(
         if (pokedexEntry == null || pokedexForm == null) return
 
         updatePositioning()
+        var rootSpecies = pokedexEntry
+        var rootForm = pokedexForm
+        var preEvolution = findPreEvolution(rootSpecies, rootForm)
+        while (preEvolution != null) {
+            rootSpecies = Dexes.findDexEntryBySpeciesId(preEvolution.fromSpecies)!!
+            rootForm = rootSpecies.forms.first { it.displayForm.equals(preEvolution.fromForm, ignoreCase = true) }
+            preEvolution = findPreEvolution(rootSpecies, rootForm)
+        }
 
-        val (rootPokedexEntry, rootPokedexForm) = Dexes.findRootDexEntryBySpeciesId(pokedexEntry.speciesId, pokedexForm.displayForm)
-        val rootEvolutionNode = buildEvolutionTree(rootPokedexEntry, rootPokedexForm, null)
+        val entry = Dexes.findDexEntryBySpeciesId(rootSpecies.speciesId)
+            ?: throw RuntimeException("Root dex entry not found")
+
+        val viewedFormEquivalents = Dexes.getFormEquivalents(pokedexForm.displayForm)
+        viewedForm = PokemonSpecies.getByIdentifier(pokedexEntry.speciesId)
+            ?.forms?.firstOrNull { viewedFormEquivalents.contains(it.name.lowercase()) }
+
+        val formEquivalents = Dexes.getFormEquivalents(rootForm.displayForm)
+        val form =
+            entry.forms.firstOrNull { formEquivalents.contains(it.displayForm.lowercase()) } ?:
+            entry.forms.first { it.displayForm.equals("Normal", ignoreCase = true) }
+
+        val rootEvolutionNode = buildEvolutionTree(entry, form)
 
 //        val isSameEntry = previousRootPokedexEntry != null && pokedexEntry?.id == previousRootPokedexEntry?.id
 //        val isSameForm =
@@ -172,6 +201,13 @@ class EvolutionTreeWidget(
         panningY = 0.0
     }
 
+    /** The evolution leading to [form]; the standard form falls back to any form of the species (no evolution leads to regular Vivillon). */
+    private fun findPreEvolution(entry: PokedexEntry, form: PokedexForm): DexEvolutionDisplay? {
+        return DexEntries.evolutionDisplays.firstOrNull { it.toSpecies == entry.speciesId && it.toForm == form.displayForm }
+            ?: DexEntries.evolutionDisplays.takeIf { form.displayForm.equals("Normal", ignoreCase = true) }
+                ?.firstOrNull { it.toSpecies == entry.speciesId }
+    }
+
     fun updatePositioning() {
         x = pX + X_MARGIN
         y = pY + if (parent.evolutionTreeExpanded) Y_MARGIN_EXPANDED else Y_MARGIN_MINIMIZED
@@ -187,61 +223,50 @@ class EvolutionTreeWidget(
     private fun buildEvolutionTree(
         pokedexEntry: PokedexEntry,
         pokedexForm: PokedexForm,
-        evolution: Evolution? = null,
-        resultProperties: PokemonProperties? = evolution?.result,
-        renderData: RenderEvolutionData? = evolution?.let { renderEvolutionData(it) }
+        aspects: Set<String> = emptySet(),
     ): EvolutionNode {
-        val species = PokemonSpecies.getByIdentifier(pokedexEntry.speciesId)!!
+        val discoveryLevel = CobblemonClient.clientPokedexData.getHighestKnowledgeFor(pokedexEntry, pokedexForm, aspects.toMutableSet())
 
         val formEquivalents = Dexes.getFormEquivalents(pokedexForm.displayForm)
-        val form = species.forms.firstOrNull { formEquivalents.contains(it.name.lowercase()) }
-        val parentSpecies = Dexes.findDexEntryBySpeciesId(species.resourceIdentifier)!!
-        val parentPokedexForm = parentSpecies.forms.first { formEquivalents.contains(it.displayForm.lowercase()) }
+        val evolutions = DexEntries.evolutionDisplays.filter { it.fromSpecies == pokedexEntry.speciesId && formEquivalents.contains(it.fromForm.lowercase()) }
 
-        val aspects = resultProperties?.aspects?.toMutableSet() ?: mutableSetOf()
-        form?.aspects?.let { aspects.addAll(it) }
-
-        val discoveryLevel = CobblemonClient.clientPokedexData.getHighestKnowledgeFor(pokedexEntry, pokedexForm, aspects)
-
-        val evolutions = form?.evolutions ?: species.evolutions
-
-        // Avoid evolution.result.create() here: it builds a full battle-ready Pokemon (initializeMovesetFromDefault
-        // etc.) which relies on server-only data like CobblemonMovesetBuilders and crashes on the client
-        val children = evolutions.flatMap { evolution ->
-            val baseRenderData = renderEvolutionData(evolution)
-
-            listOfNotNull(evolution.result, evolution.shedder).mapNotNull { resultProperties ->
-                val resultSpecies = resultProperties.species
-                    ?.let { PokemonSpecies.getByIdentifier(it.asIdentifierDefaultingNamespace()) }
-                    ?: return@mapNotNull null
-                
-                val resultForm = resultSpecies.getForm(aspects + resultProperties.aspects)
-
-                val speciesId = resultSpecies.resourceIdentifier
-                val childPokedexEntry = Dexes.findDexEntryBySpeciesId(speciesId)
-
-                if (childPokedexEntry == null) {
-                    Cobblemon.LOGGER.warn("Dex entry not found for species: $speciesId")
-                    return@mapNotNull null
-                }
-
-                val formEquivalents = Dexes.getFormEquivalents(resultForm.name.lowercase())
-                val childPokedexForm = childPokedexEntry.forms.first { formEquivalents.contains(it.displayForm.lowercase()) }
-
-                val childRenderData = if (resultProperties === evolution.shedder) {
-                    RenderEvolutionData(
-                        icons = (baseRenderData?.icons ?: emptyList()) + CobblemonItems.POKE_BALL,
-                        tooltips = (baseRenderData?.tooltips ?: emptyList()) + lang("ui.pokedex.evolution.shedder.tooltip"),
-                    )
-                } else {
-                    baseRenderData
-                }
-
-                return@mapNotNull buildEvolutionTree(childPokedexEntry, childPokedexForm, evolution, resultProperties, childRenderData)
+        val children = evolutions.mapNotNull {
+            val childPokedexEntry = Dexes.findDexEntryBySpeciesId(it.toSpecies)
+            if (childPokedexEntry == null) {
+                Cobblemon.LOGGER.warn("Dex entry not found for species: ${it.toSpecies}")
+                return@mapNotNull null
             }
+            val formEquivalents = Dexes.getFormEquivalents(it.toForm.lowercase())
+            val childPokedexForm = childPokedexEntry.forms.first { formEquivalents.contains(it.displayForm.lowercase()) }
+            buildEvolutionTree(childPokedexEntry, childPokedexForm, it.toAspects)
         }
 
-        return EvolutionNode(pokedexEntry, parentPokedexForm, aspects, discoveryLevel, children, renderData)
+        return EvolutionNode(
+            pokedexEntry = pokedexEntry,
+            pokedexForm = pokedexForm,
+            aspects = aspects,
+            pokedexEntryProgress = discoveryLevel,
+            children = mergeEquivalentChildren(children),
+            renderDataAlternatives = evolutions,
+        )
+    }
+
+    private fun mergeEquivalentChildren(children: List<EvolutionNode>): List<EvolutionNode> {
+        return children
+            .groupBy { Triple(it.pokedexEntry.speciesId, it.pokedexForm.displayForm.lowercase(), it.aspects) }
+            .values
+            .map { group ->
+                if (group.size == 1) return@map group.first()
+                val first = group.first()
+                EvolutionNode(
+                    first.pokedexEntry,
+                    first.pokedexForm,
+                    first.aspects,
+                    first.pokedexEntryProgress,
+                    first.children,
+                    group.flatMap { it.renderDataAlternatives }
+                )
+            }
     }
 
     private fun renderTreeDrawingNode(
@@ -258,15 +283,19 @@ class EvolutionTreeWidget(
             val (childX, _) = getDrawingCoordinates(child)
 
             val lineStartX = treeX + SCROLL_SLOT_SIZE
-            val lineEndX = childX
             val lineY = treeY + SCROLL_SLOT_SIZE / 2
 
-            child.value.renderData?.let { renderData ->
+            val formEquivalents = Dexes.getFormEquivalents(child.value.pokedexForm.displayForm)
+            val alternatives = treeDrawingNode.value.renderDataAlternatives.filter {
+                it.toSpecies == child.value.pokedexEntry.speciesId && formEquivalents.contains(it.toForm.lowercase()) && it.toAspects == child.value.aspects
+            }
+
+            alternatives.takeIf { it.isNotEmpty() }?.let {
                 drawEvolutionInfo(
                     guiGraphics,
-                    renderData,
+                    it,
                     lineStartX,
-                    lineEndX,
+                    childX,
                     lineY,
                     mouseX,
                     mouseY,
@@ -298,16 +327,19 @@ class EvolutionTreeWidget(
             treeDrawingNode.children.forEach { child ->
                 val (childX, childY) = getDrawingCoordinates(child)
 
-                val lineStartX = treeForkEnd
-                val lineEndX = childX
                 val lineY = childY + SCROLL_SLOT_SIZE / 2
 
-                child.value.renderData?.let { renderData ->
+                val formEquivalents = Dexes.getFormEquivalents(child.value.pokedexForm.displayForm)
+                val alternatives = treeDrawingNode.value.renderDataAlternatives.filter {
+                    it.toSpecies == child.value.pokedexEntry.speciesId && formEquivalents.contains(it.toForm.lowercase()) && it.toAspects == child.value.aspects
+                }
+
+                alternatives.takeIf { it.isNotEmpty() }?.let {
                     drawEvolutionInfo(
                         guiGraphics,
-                        renderData,
-                        lineStartX,
-                        lineEndX,
+                        it,
+                        treeForkEnd,
+                        childX,
                         lineY,
                         mouseX,
                         mouseY,
@@ -346,7 +378,7 @@ class EvolutionTreeWidget(
                         if (formName == "normal") null
                         else lang("ui.pokedex.info.form.${species}-${formName.replace("-", "")}")
 
-                    formComponent?.add(" ")?.add(speciesComponent) ?: speciesComponent
+                    formComponent?.let { speciesComponent.copy().add(" (").add(it).add(")") } ?: speciesComponent
                 }
 
             guiGraphics.disableScissor()
@@ -408,7 +440,7 @@ class EvolutionTreeWidget(
 
     private fun drawEvolutionInfo(
         guiGraphics: GuiGraphics,
-        renderData: RenderEvolutionData,
+        renderDataAlternatives: List<DexEvolutionDisplay>,
         lineStartX: Int,
         lineEndX: Int,
         lineY: Int,
@@ -416,6 +448,26 @@ class EvolutionTreeWidget(
         mouseY: Int,
         delta: Float,
     ) {
+        val icons = renderDataAlternatives.flatMap { it.requirements.map { req -> req.icon } }.distinct()
+        val playerBiome = Minecraft.getInstance().player?.let { it.level().getBiome(it.blockPosition()) }
+        val alternativeTooltips = renderDataAlternatives.map { alternative ->
+            alternative.requirements.map { req ->
+                if (req is CobblemonBiomeDexEvolutionRequirementDisplay) {
+                    val tooltip = req.tooltip.copy()
+                    if (playerBiome != null) {
+                        val conditionFits = req.condition?.let { if (it.tag) playerBiome.`is`(TagKey.create(Registries.BIOME, it.id)) else playerBiome.`is`(it.id) } ?: true
+                        val antiConditionFits = req.antiCondition?.let { if (it.tag) playerBiome.`is`(TagKey.create(Registries.BIOME, it.id)) else playerBiome.`is`(it.id) } ?: false
+                        val isMet = conditionFits && !antiConditionFits
+                        tooltip.add(if (isMet) Component.literal(" ✔").green() else Component.literal(" ✘").red())
+                    }
+                    tooltip
+                } else {
+                    req.tooltip
+                }
+            }
+        }
+        val tooltips = combineAlternativeTooltips(alternativeTooltips)
+
         val lineXMiddle = (lineStartX + lineEndX) / 2
         val iconX = (lineXMiddle + ICON_X_PADDING - ICON_SLOT_HALF_PADDING).toInt()
         val iconY = (lineY + ICON_Y_PADDING - ICON_SLOT_HALF_PADDING).toInt()
@@ -431,7 +483,7 @@ class EvolutionTreeWidget(
             return
         }
 
-        if (renderData.icons.isEmpty()) {
+        if (icons.isEmpty()) {
             guiGraphics.hLine(
                 lineStartX,
                 lineEndX,
@@ -462,8 +514,8 @@ class EvolutionTreeWidget(
                 height = iconSize,
             )
 
-            val index = (System.currentTimeMillis() / MILLIS_BETWEEN_ICONS_CYCLE) % renderData.icons.size
-            val item = renderData.icons[index.toInt()]
+            val index = (System.currentTimeMillis() / MILLIS_BETWEEN_ICONS_CYCLE) % icons.size
+            val item = icons[index.toInt()]
 
             renderScaledGuiItemIcon(
                 itemStack = item.defaultInstance,
@@ -478,17 +530,41 @@ class EvolutionTreeWidget(
         val isIconHovered = isElementHovered(
             mouseX,
             mouseY,
-            iconX.toInt(),
-            iconX.toInt() + iconSize,
-            iconY.toInt(),
-            iconY.toInt() + iconSize,
+            iconX,
+            iconX + iconSize,
+            iconY,
+            iconY + iconSize,
         )
 
-        if (renderData.tooltips.isNotEmpty() &&
+        if (tooltips.isNotEmpty() &&
             (isLineHovered || isIconHovered) &&
             this.isHovered(mouseX.toDouble(), mouseY.toDouble())
         ) {
-            hoveredTooltips = renderData.tooltips
+            hoveredTooltips = tooltips.map { it.copy() }
+        }
+    }
+
+    private fun combineAlternativeTooltips(alternatives: List<List<Component>>): List<Component> {
+        val groups = alternatives.filter { it.isNotEmpty() }
+        if (groups.size <= 1) return groups.firstOrNull() ?: emptyList()
+
+        val sharedStrings = groups.map { group -> group.map { it.string }.toSet() }.reduce { acc, strings -> acc intersect strings }
+        val shared = groups.first().filter { it.string in sharedStrings }.distinctBy { it.string }
+        val remainders = groups
+            .map { group -> group.filter { it.string !in sharedStrings } }
+            .distinctBy { group -> group.map { it.string } }
+
+        // An alternative needing nothing beyond the shared lines makes the others irrelevant
+        if (remainders.any { it.isEmpty() }) return shared
+        if (remainders.size == 1) return shared + remainders.first()
+
+        return if (remainders.size >= 3 && remainders.all { it.size == 1 }) {
+            shared + lang("ui.pokedex.evolution.one_of").bold() + remainders.map { it.first() }
+        } else {
+            // Show each alternative in full, otherwise it's unclear where the first one starts
+            groups.distinctBy { group -> group.map { it.string } }.flatMapIndexed { index, group ->
+                if (index == 0) group else listOf(lang("ui.pokedex.evolution.or").bold()) + group
+            }
         }
     }
 
@@ -566,6 +642,6 @@ class EvolutionTreeWidget(
         val aspects: Set<String>,
         val pokedexEntryProgress: PokedexEntryProgress,
         override val children: List<EvolutionNode>,
-        val renderData: RenderEvolutionData?,
+        val renderDataAlternatives: List<DexEvolutionDisplay>,
     ) : TreeNode<EvolutionNode>
 }

common/src/main/kotlin/com/cobblemon/mod/common/client/gui/pokedex/widgets/evolutiontree/EvolutionRendererDebug.kt

@@ -1,48 +0,0 @@
-/*
- * Copyright (C) 2023 Cobblemon Contributors
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package com.cobblemon.mod.common.client.gui.pokedex.widgets.evolutiontree
-
-import com.cobblemon.mod.common.Cobblemon
-import com.cobblemon.mod.common.api.pokemon.PokemonSpecies
-import net.minecraft.client.Minecraft
-import net.minecraft.network.chat.Component
-
-fun debugEvolutionRequirementRendering() {
-    if (!Cobblemon.config.enableDebugKeys) {
-        return
-    }
-
-    val gaps = mutableListOf<Pair<String, String>>()
-
-    for (species in PokemonSpecies.implemented) {
-        val evolutions = species.evolutions + species.forms.flatMap { it.evolutions }
-        for (evolution in evolutions) {
-            if (renderEvolutionData(evolution) == null) {
-                gaps.add("Evolution: ${evolution::class.simpleName}" to species.showdownId())
-            }
-            for (requirement in evolution.requirements) {
-                if (resolveRequirementData(requirement) == null) {
-                    gaps.add("Requirement: ${requirement::class.simpleName}" to species.showdownId())
-                }
-            }
-        }
-    }
-
-    val player = Minecraft.getInstance().player
-    if (gaps.isEmpty()) {
-        player?.sendSystemMessage(Component.literal("Evolution render debug: no gaps found."))
-        return
-    }
-
-    val byType = gaps.groupBy({ it.first }, { it.second })
-    println("Evolution render debug found ${gaps.size} gap(s) across ${byType.size} type(s):")
-    byType.forEach { (type, species) -> println("  $type: ${species.distinct().joinToString(", ")}") }
-
-    player?.sendSystemMessage(Component.literal("Evolution render debug: ${gaps.size} gap(s) across ${byType.size} type(s), see log for details."))
-}

common/src/main/kotlin/com/cobblemon/mod/common/client/gui/pokedex/widgets/evolutiontree/EvolutionTreeEvolutionRenderer.kt

@@ -1,123 +0,0 @@
-/*
- * Copyright (C) 2023 Cobblemon Contributors
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package com.cobblemon.mod.common.client.gui.pokedex.widgets.evolutiontree
-
-import com.cobblemon.mod.common.CobblemonItems
-import com.cobblemon.mod.common.api.pokemon.PokemonSpecies
-import com.cobblemon.mod.common.api.pokemon.evolution.Evolution
-import com.cobblemon.mod.common.api.pokemon.requirement.Requirement
-import com.cobblemon.mod.common.api.text.green
-import com.cobblemon.mod.common.pokemon.evolution.variants.BlockClickEvolution
-import com.cobblemon.mod.common.pokemon.evolution.variants.DummyEvolution
-import com.cobblemon.mod.common.pokemon.evolution.variants.ItemInteractionEvolution
-import com.cobblemon.mod.common.pokemon.evolution.variants.LevelUpEvolution
-import com.cobblemon.mod.common.pokemon.evolution.variants.TradeEvolution
-import com.cobblemon.mod.common.util.asIdentifierDefaultingNamespace
-import com.cobblemon.mod.common.util.itemRegistry
-import com.cobblemon.mod.common.util.lang
-import net.minecraft.client.Minecraft
-import net.minecraft.network.chat.Component
-import net.minecraft.network.chat.MutableComponent
-import net.minecraft.world.item.Item
-
-data class RenderEvolutionData(
-    val icons: List<Item>,
-    val tooltips: List<MutableComponent>,
-)
-
-internal fun resolveRequirementData(requirement: Requirement): RenderRequirementData? {
-    val icon = requirement.pokedexIcon?.let {
-        Minecraft.getInstance()?.player?.level()?.itemRegistry?.get(it)
-    }
-
-    val tooltip = requirement.pokedexTooltip?.let {
-        Component.translatable(it)
-    }
-
-    if (icon != null && tooltip != null) {
-        return RenderRequirementData(icon, tooltip)
-    }
-
-    return renderRequirementData(requirement)
-}
-
-fun renderEvolutionData(evolution: Evolution): RenderEvolutionData? {
-    when (evolution) {
-        is BlockClickEvolution -> return renderBlockClickEvolution(evolution)
-        is DummyEvolution -> return renderDummyEvolution(evolution)
-        is ItemInteractionEvolution -> return renderItemInteractionEvolution(evolution)
-        is LevelUpEvolution -> return renderLevelUpEvolution(evolution)
-        is TradeEvolution -> return renderTradeEvolution(evolution)
-    }
-
-    return null
-}
-
-fun renderBlockClickEvolution(blockClickEvolution: BlockClickEvolution): RenderEvolutionData? {
-    return null
-}
-
-// TODO: Use dummyEvolution?
-fun renderDummyEvolution(evolution: Evolution): RenderEvolutionData? {
-    return null
-}
-
-fun renderItemInteractionEvolution(itemInteractionEvolution: ItemInteractionEvolution): RenderEvolutionData? {
-    val item = itemInteractionEvolution.requiredContext.items.get().first().value()
-    val icons = mutableListOf(item)
-    val tooltips =
-        mutableListOf(lang("ui.pokedex.evolution.item_interact.tooltip", item.description.plainCopy().green()))
-
-    val requirementsDataList = itemInteractionEvolution.requirements.mapNotNull { requirement ->
-        resolveRequirementData(requirement)
-    }
-
-    requirementsDataList.forEach { requirement ->
-        icons.add(requirement.icon)
-        tooltips.add(requirement.tooltip)
-    }
-
-    return RenderEvolutionData(icons, tooltips)
-}
-
-fun renderLevelUpEvolution(levelUpEvolution: LevelUpEvolution): RenderEvolutionData? {
-    val requirementsDataList = levelUpEvolution.requirements.map { requirement ->
-        resolveRequirementData(requirement)
-    }
-
-    val icons = requirementsDataList.mapNotNull { requirementData -> requirementData?.icon }
-    val tooltips = requirementsDataList.mapNotNull { requirementData -> requirementData?.tooltip }
-
-    return RenderEvolutionData(icons, tooltips)
-}
-
-fun renderTradeEvolution(tradeEvolution: TradeEvolution): RenderEvolutionData? {
-    val icons = mutableListOf<Item>(CobblemonItems.LINK_CABLE)
-    val tooltips = mutableListOf<MutableComponent>()
-
-    val species = tradeEvolution.requiredContext.species
-    if (species == null) {
-        tooltips.add(lang("ui.pokedex.evolution.trade.tooltip.with_any_species"))
-    } else {
-        PokemonSpecies.getByIdentifier(species.asIdentifierDefaultingNamespace())?.let {
-            tooltips.add(lang("ui.pokedex.evolution.trade.tooltip.with_species", it.translatedName.green()))
-        }
-    }
-
-    val requirementsDataList = tradeEvolution.requirements.mapNotNull { requirement ->
-        resolveRequirementData(requirement)
-    }
-
-    requirementsDataList.forEach { requirement ->
-        icons.add(requirement.icon)
-        tooltips.add(requirement.tooltip)
-    }
-
-    return RenderEvolutionData(icons, tooltips)
-}

common/src/main/kotlin/com/cobblemon/mod/common/client/gui/pokedex/widgets/evolutiontree/EvolutionTreeRequirementRenderer.kt

@@ -1,379 +0,0 @@
-/*
- * Copyright (C) 2023 Cobblemon Contributors
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package com.cobblemon.mod.common.client.gui.pokedex.widgets.evolutiontree
-
-import com.cobblemon.mod.common.CobblemonItems
-import com.cobblemon.mod.common.api.conditional.RegistryLikeCondition
-import com.cobblemon.mod.common.api.conditional.RegistryLikeIdentifierCondition
-import com.cobblemon.mod.common.api.conditional.RegistryLikeTagCondition
-import com.cobblemon.mod.common.api.pokemon.feature.IntSpeciesFeatureProvider
-import com.cobblemon.mod.common.api.pokemon.feature.SpeciesFeatures
-import com.cobblemon.mod.common.api.pokemon.requirement.Requirement
-import com.cobblemon.mod.common.api.pokemon.stats.Stats
-import com.cobblemon.mod.common.api.text.add
-import com.cobblemon.mod.common.api.text.green
-import com.cobblemon.mod.common.api.text.red
-import com.cobblemon.mod.common.api.types.ElementalTypes
-import com.cobblemon.mod.common.pokemon.requirements.*
-import com.cobblemon.mod.common.util.asTranslated
-import com.cobblemon.mod.common.util.lang
-import net.minecraft.client.Minecraft
-import net.minecraft.core.registries.BuiltInRegistries
-import net.minecraft.network.chat.Component
-import net.minecraft.network.chat.MutableComponent
-import net.minecraft.world.item.Item
-import net.minecraft.world.item.Items
-import net.minecraft.world.level.biome.Biome
-import net.minecraft.world.level.levelgen.structure.Structure
-
-data class RenderRequirementData(
-    val icon: Item,
-    val tooltip: MutableComponent,
-)
-
-fun renderRequirementData(requirement: Requirement): RenderRequirementData? {
-    when (requirement) {
-        is AdvancementRequirement -> return renderAdvancementRequirement(requirement)
-        is AnyRequirement -> return renderAnyRequirement(requirement)
-        is AreaRequirement -> return renderAreaRequirement(requirement)
-        is AttackDefenceRatioRequirement -> return renderAttackDefenceRatioRequirement(requirement)
-        is BattleCriticalHitsRequirement -> return renderBattleCriticalHitsRequirement(requirement)
-        is BiomeRequirement -> return renderBiomeRequirement(requirement)
-        is BlocksTraveledRequirement -> return renderBlocksTraveledRequirement(requirement)
-        is DamageTakenRequirement -> return renderDamageTakenRequirement(requirement)
-        is DefeatRequirement -> return renderDefeatRequirement(requirement)
-        is FriendshipRequirement -> return renderFriendshipRequirement(requirement)
-        is HeldItemRequirement -> return renderHeldItemRequirement(requirement)
-        is LevelRequirement -> return renderLevelRequirement(requirement)
-        is MoonPhaseRequirement -> return renderMoonPhaseRequirement(requirement)
-        is MoveSetRequirement -> return renderMoveSetRequirement(requirement)
-        is MoveTypeRequirement -> return renderMoveTypeRequirement(requirement)
-        is OwnerHoldsItemRequirement -> return renderOwnerHoldsItemRequirement(requirement)
-        is PartyMemberRequirement -> return renderPartyMemberRequirement(requirement)
-        is PokemonPropertiesRequirement -> return renderPokemonPropertiesRequirement(requirement)
-        is PropertyRangeRequirement -> return renderPropertyRangeRequirement(requirement)
-        is RecoilRequirement -> return renderRecoilRequirement(requirement)
-        is StatCompareRequirement -> return renderStatCompareRequirement(requirement)
-        is StatEqualRequirement -> return renderStatEqualRequirement(requirement)
-        is StructureRequirement -> return renderStructureRequirement(requirement)
-        is TimeRangeRequirement -> return renderTimeRangeRequirement(requirement)
-        is UseMoveRequirement -> return renderUseMoveRequirement(requirement)
-        is WeatherRequirement -> return renderWeatherRequirement(requirement)
-        is WorldRequirement -> return renderWorldRequirement(requirement)
-    }
-
-    return null
-}
-
-fun renderAdvancementRequirement(advancementRequirement: AdvancementRequirement): RenderRequirementData? {
-    val icon = Items.BOOK
-    val identifier = advancementRequirement.requiredAdvancement
-    val advancementLanguageKey = "${identifier.namespace}.${identifier.path.substringAfterLast('/')}"
-    val advancementComponent = Component.translatable("advancements.$advancementLanguageKey").green()
-    val tooltip = lang("ui.pokedex.requirement.advancement.tooltip", advancementComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderAnyRequirement(anyRequirement: AnyRequirement): RenderRequirementData? {
-    return null
-}
-
-fun renderAreaRequirement(areaRequirement: AreaRequirement): RenderRequirementData? {
-    return null
-}
-
-fun renderAttackDefenceRatioRequirement(attackDefenceRatioRequirement: AttackDefenceRatioRequirement): RenderRequirementData? {
-    return null
-}
-
-fun renderBattleCriticalHitsRequirement(battleCriticalHitsRequirement: BattleCriticalHitsRequirement): RenderRequirementData? {
-    val icon = CobblemonItems.MEDICINAL_LEEK
-    val criticalsComponent = Component.literal(battleCriticalHitsRequirement.amount.toString()).green()
-    val tooltip = lang("ui.pokedex.requirement.battle_critical_hits.tooltip", criticalsComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderBiomeRequirement(biomeRequirement: BiomeRequirement): RenderRequirementData? {
-    val condition = biomeRequirement.biomeCondition
-    val anticondition = biomeRequirement.biomeAnticondition
-    if (condition == null && anticondition == null) {
-        return null
-    }
-
-    val icon = Items.COMPASS
-    val displayName: (RegistryLikeCondition<Biome>) -> MutableComponent = {
-        when (it) {
-            is RegistryLikeTagCondition -> Component.literal(it.tag.location().path.substringAfterLast('/').split('_').joinToString(" ") { part -> part.replaceFirstChar(Char::titlecase) })
-            is RegistryLikeIdentifierCondition -> Component.translatable("biome.${it.identifier.namespace}.${it.identifier.path}")
-            else -> Component.literal(it.toString())
-        }
-    }
-    val tooltip = if (condition != null && anticondition != null) {
-        lang("ui.pokedex.requirement.biome.both.tooltip", displayName(condition).green(), displayName(anticondition).green())
-    } else if (condition != null) {
-        lang("ui.pokedex.requirement.biome.tooltip", displayName(condition).green())
-    } else {
-        lang("ui.pokedex.requirement.biome.anticondition.tooltip", displayName(anticondition!!).green())
-    }
-
-    val playerBiome = Minecraft.getInstance()?.player?.let { it.level().getBiome(it.blockPosition()) }
-    if (playerBiome != null) {
-        val isMet = (condition == null || condition.fits(playerBiome)) && (anticondition == null || !anticondition.fits(playerBiome))
-        tooltip.add(if (isMet) Component.literal(" ✔").green() else Component.literal(" ✘").red())
-    }
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderBlocksTraveledRequirement(blocksTraveledRequirement: BlocksTraveledRequirement): RenderRequirementData? {
-    val icon = Items.LEATHER_BOOTS
-    val blocksComponent = Component.literal(blocksTraveledRequirement.amount.toString()).green()
-    val tooltip = lang("ui.pokedex.requirement.blocks_traveled.tooltip", blocksComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderDamageTakenRequirement(damageTakenRequirement: DamageTakenRequirement): RenderRequirementData? {
-    val icon = CobblemonItems.PUNCHING_GLOVE
-    val blocksComponent = Component.literal(damageTakenRequirement.amount.toString()).green()
-    val tooltip = lang("ui.pokedex.requirement.damage_taken.tooltip", blocksComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderDefeatRequirement(defeatRequirement: DefeatRequirement): RenderRequirementData? {
-    val description = describePokemonProperties(defeatRequirement.target) ?: return null
-    val icon = CobblemonItems.PUNCHING_GLOVE
-    val defeatedAmount = defeatRequirement.amount
-
-    val descriptionComponent = Component.literal(defeatedAmount.toString()).green().add(" ").add(description)
-    val tooltip = lang("ui.pokedex.requirement.defeat.tooltip", descriptionComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderFriendshipRequirement(friendshipRequirement: FriendshipRequirement): RenderRequirementData? {
-    val icon = CobblemonItems.SOOTHE_BELL
-    val friendshipAmountComponent = Component.literal(friendshipRequirement.amount.toString()).green()
-    val tooltip = lang("ui.pokedex.requirement.friendship.tooltip", friendshipAmountComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderHeldItemRequirement(heldItemRequirement: HeldItemRequirement): RenderRequirementData? {
-    val item = heldItemRequirement.itemCondition.items.get().first().value()
-    val tooltip = lang("ui.pokedex.requirement.held_item.tooltip", item.description.plainCopy().green())
-
-    return RenderRequirementData(item, tooltip)
-}
-
-fun renderLevelRequirement(levelRequirement: LevelRequirement): RenderRequirementData? {
-    val minLevel = levelRequirement.minLevel
-    val maxLevel = levelRequirement.maxLevel
-
-    val icon = CobblemonItems.RARE_CANDY
-    val tooltip =
-        if (minLevel == maxLevel || maxLevel == Int.MAX_VALUE)
-            lang("ui.pokedex.requirement.level.tooltip.min", Component.literal(minLevel.toString()).green())
-        else
-            lang("ui.pokedex.requirement.level.tooltip.between", Component.literal(minLevel.toString()).green(), Component.literal(maxLevel.toString()).green())
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderMoonPhaseRequirement(moonPhaseRequirement: MoonPhaseRequirement): RenderRequirementData? {
-    val icon = Items.CLOCK
-    val moonPhaseComponent = moonPhaseRequirement.moonPhase.displayName().green()
-    val tooltip = lang("ui.pokedex.requirement.moon_phase.tooltip", moonPhaseComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderMoveSetRequirement(moveSetRequirement: MoveSetRequirement): RenderRequirementData? {
-    val icon = CobblemonItems.TECHNICAL_MACHINE
-    val tooltip = lang("ui.pokedex.requirement.has_move.tooltip", moveSetRequirement.move.displayName.green())
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderMoveTypeRequirement(moveTypeRequirement: MoveTypeRequirement): RenderRequirementData? {
-    val type = ElementalTypes.get(moveTypeRequirement.type.name)
-    val icon = when (type) {
-        ElementalTypes.NORMAL -> CobblemonItems.NORMAL_GEM
-        ElementalTypes.FIRE -> CobblemonItems.FIRE_GEM
-        ElementalTypes.WATER -> CobblemonItems.WATER_GEM
-        ElementalTypes.GRASS -> CobblemonItems.GRASS_GEM
-        ElementalTypes.ELECTRIC -> CobblemonItems.ELECTRIC_GEM
-        ElementalTypes.ICE -> CobblemonItems.ICE_GEM
-        ElementalTypes.FIGHTING -> CobblemonItems.FIGHTING_GEM
-        ElementalTypes.POISON -> CobblemonItems.POISON_GEM
-        ElementalTypes.GROUND -> CobblemonItems.GROUND_GEM
-        ElementalTypes.FLYING -> CobblemonItems.FLYING_GEM
-        ElementalTypes.PSYCHIC -> CobblemonItems.PSYCHIC_GEM
-        ElementalTypes.BUG -> CobblemonItems.BUG_GEM
-        ElementalTypes.ROCK -> CobblemonItems.ROCK_GEM
-        ElementalTypes.GHOST -> CobblemonItems.GHOST_GEM
-        ElementalTypes.DRAGON -> CobblemonItems.DRAGON_GEM
-        ElementalTypes.DARK -> CobblemonItems.DARK_GEM
-        ElementalTypes.STEEL -> CobblemonItems.STEEL_GEM
-        ElementalTypes.FAIRY -> CobblemonItems.FAIRY_GEM
-        else -> CobblemonItems.NORMAL_GEM
-    }
-
-    val tooltip = lang("ui.pokedex.requirement.has_move_type.tooltip", moveTypeRequirement.type.displayName.green())
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderOwnerHoldsItemRequirement(ownerHoldsItemRequirement: OwnerHoldsItemRequirement): RenderRequirementData? {
-    val item = ownerHoldsItemRequirement.itemCondition.items.get().first().value()
-    val tooltip = lang("ui.pokedex.requirement.owner_held_item.tooltip", item.description.plainCopy().green())
-
-    return RenderRequirementData(item, tooltip)
-}
-
-fun renderPartyMemberRequirement(partyMemberRequirement: PartyMemberRequirement): RenderRequirementData? {
-    val description = describePokemonProperties(partyMemberRequirement.target) ?: return null
-    val icon = CobblemonItems.POKE_BALL
-    val tooltip = if (partyMemberRequirement.contains) {
-        lang("ui.pokedex.requirement.party_member.tooltip", description)
-    } else {
-        lang("ui.pokedex.requirement.party_member.anticondition.tooltip", description)
-    }
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderPokemonPropertiesRequirement(pokemonPropertiesRequirement: PokemonPropertiesRequirement): RenderRequirementData? {
-    val description = describePokemonProperties(pokemonPropertiesRequirement.target) ?: return null
-    val icon = Items.NAME_TAG
-    val tooltip = lang("ui.pokedex.requirement.pokemon_properties.tooltip", description)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderPropertyRangeRequirement(propertyRangeRequirement: PropertyRangeRequirement): RenderRequirementData? {
-    val provider = SpeciesFeatures.getFeature(propertyRangeRequirement.feature) as? IntSpeciesFeatureProvider ?: return null
-    val displayName = provider.display?.name?.takeIf { it.isNotBlank() }?.asTranslated()?.green() ?: return null
-    val icon = provider.itemPoints.keys.firstOrNull()?.let { BuiltInRegistries.ITEM.get(it) } ?: Items.NAME_TAG
-
-    val range = propertyRangeRequirement.range
-    val tooltip = lang(
-        "ui.pokedex.requirement.property_range.tooltip",
-        displayName,
-        Component.literal(range.first.toString()).green(),
-        Component.literal(range.last.toString()).green()
-    )
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderRecoilRequirement(recoilRequirement: RecoilRequirement): RenderRequirementData? {
-    val icon = CobblemonItems.LIFE_ORB
-    val recoilComponent = Component.literal(recoilRequirement.amount.toString()).green()
-    val tooltip = lang("ui.pokedex.requirement.recoil.tooltip", recoilComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderStatCompareRequirement(statCompareRequirement: StatCompareRequirement): RenderRequirementData? {
-    val highStat = Stats.getStat(statCompareRequirement.highStat)
-    val lowStat = Stats.getStat(statCompareRequirement.lowStat)
-
-    val icon = when (highStat) {
-        Stats.HP, Stats.EVASION, Stats.ACCURACY -> CobblemonItems.HEALTH_MOCHI
-        Stats.ATTACK -> CobblemonItems.MUSCLE_MOCHI
-        Stats.DEFENCE -> CobblemonItems.RESIST_MOCHI
-        Stats.SPECIAL_ATTACK -> CobblemonItems.GENIUS_MOCHI
-        Stats.SPECIAL_DEFENCE -> CobblemonItems.CLEVER_MOCHI
-        Stats.SPEED -> CobblemonItems.SWIFT_MOCHI
-    }
-
-    val highStatComponent = highStat.displayName.plainCopy().green()
-    val lowStatComponent = lowStat.displayName.plainCopy().green()
-    val tooltip = lang("ui.pokedex.requirement.stat_compare.tooltip", highStatComponent, lowStatComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderStatEqualRequirement(statEqualRequirement: StatEqualRequirement): RenderRequirementData? {
-    val statOne = Stats.getStat(statEqualRequirement.statOne)
-    val statTwo = Stats.getStat(statEqualRequirement.statTwo)
-
-    val statOneComponent = statOne.displayName.plainCopy().green()
-    val statTwoComponent = statTwo.displayName.plainCopy().green()
-
-    val icon = CobblemonItems.FRESH_START_MOCHI
-    val tooltip = lang("ui.pokedex.requirement.stat_equal.tooltip", statOneComponent, statTwoComponent)
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderStructureRequirement(structureRequirement: StructureRequirement): RenderRequirementData? {
-    val condition = structureRequirement.structureCondition
-    val anticondition = structureRequirement.structureAnticondition
-    if (condition == null && anticondition == null) {
-        return null
-    }
-
-    val icon = Items.STRUCTURE_BLOCK
-    val displayName: (RegistryLikeCondition<Structure>) -> MutableComponent = {
-        val path = when (it) {
-            is RegistryLikeTagCondition -> it.tag.location().path
-            is RegistryLikeIdentifierCondition -> it.identifier.path
-            else -> it.toString()
-        }
-        Component.literal(path.substringAfterLast('/').split('_').joinToString(" ") { part -> part.replaceFirstChar(Char::titlecase) })
-    }
-    val tooltip = if (condition != null && anticondition != null) {
-        lang("ui.pokedex.requirement.structure.both.tooltip", displayName(condition).green(), displayName(anticondition).green())
-    } else if (condition != null) {
-        lang("ui.pokedex.requirement.structure.tooltip", displayName(condition).green())
-    } else {
-        lang("ui.pokedex.requirement.structure.anticondition.tooltip", displayName(anticondition!!).green())
-    }
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderTimeRangeRequirement(timeRangeRequirement: TimeRangeRequirement): RenderRequirementData? {
-    val icon = Items.CLOCK
-    val timeRangeComponent = timeRangeRequirement.range.displayName() ?: return null
-    val tooltip = lang("ui.pokedex.requirement.time_range.tooltip", timeRangeComponent.green())
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderUseMoveRequirement(useMoveRequirement: UseMoveRequirement): RenderRequirementData? {
-    val icon = CobblemonItems.CHOICE_BAND
-    val tooltip = lang("ui.pokedex.requirement.use_move.tooltip", useMoveRequirement.move.displayName.green())
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderWeatherRequirement(weatherRequirement: WeatherRequirement): RenderRequirementData? {
-    val icon: Item
-    val tooltip: MutableComponent
-
-    if (weatherRequirement.isThundering == true) {
-        icon = Items.LIGHTNING_ROD
-        tooltip = lang("ui.pokedex.requirement.weather.tooltip.thundering")
-    } else {
-        icon = Items.WATER_BUCKET
-        tooltip = lang("ui.pokedex.requirement.weather.tooltip.raining")
-    }
-
-    return RenderRequirementData(icon, tooltip)
-}
-
-fun renderWorldRequirement(worldRequirement: WorldRequirement): RenderRequirementData? {
-    return null
-}

common/src/main/kotlin/com/cobblemon/mod/common/net/messages/client/data/DexEvolutionDisplaySyncPacket.kt

@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2023 Cobblemon Contributors
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package com.cobblemon.mod.common.net.messages.client.data
+
+import com.cobblemon.mod.common.api.pokedex.entry.CobblemonBiomeDexEvolutionRequirementDisplay
+import com.cobblemon.mod.common.api.pokedex.entry.CobblemonDexEvolutionRequirementDisplay
+import com.cobblemon.mod.common.api.pokedex.entry.DexEntries
+import com.cobblemon.mod.common.api.pokedex.entry.DexEvolutionDisplay
+import com.cobblemon.mod.common.api.pokedex.entry.DexEvolutionRequirementDisplay
+import com.cobblemon.mod.common.util.cobblemonResource
+import com.cobblemon.mod.common.util.readIdentifier
+import com.cobblemon.mod.common.util.readNullable
+import com.cobblemon.mod.common.util.readString
+import com.cobblemon.mod.common.util.readText
+import com.cobblemon.mod.common.util.writeIdentifier
+import com.cobblemon.mod.common.util.writeNullable
+import com.cobblemon.mod.common.util.writeString
+import com.cobblemon.mod.common.util.writeText
+import com.google.common.collect.Lists
+import com.google.common.collect.Sets
+import net.minecraft.core.registries.BuiltInRegistries
+import net.minecraft.network.RegistryFriendlyByteBuf
+import net.minecraft.util.ExtraCodecs
+
+class DexEvolutionDisplaySyncPacket(entries: MutableList<DexEvolutionDisplay>)
+    : DataRegistrySyncPacket<DexEvolutionDisplay, DexEvolutionDisplaySyncPacket>(entries) {
+
+    override val id = ID
+
+    override fun encodeEntry(buffer: RegistryFriendlyByteBuf, entry: DexEvolutionDisplay) {
+        buffer.writeIdentifier(entry.fromSpecies)
+        buffer.writeString(entry.fromForm)
+        buffer.writeCollection(entry.fromAspects) { _, aspect -> buffer.writeString(aspect) }
+        buffer.writeIdentifier(entry.toSpecies)
+        buffer.writeString(entry.toForm)
+        buffer.writeCollection(entry.toAspects) { _, aspect -> buffer.writeString(aspect) }
+        buffer.writeCollection(entry.requirements) { _, req ->
+            when (req) {
+                is CobblemonBiomeDexEvolutionRequirementDisplay -> {
+                    buffer.writeByte(1)
+                    buffer.writeIdentifier(BuiltInRegistries.ITEM.getKey(req.icon))
+                    buffer.writeText(req.tooltip)
+                    buffer.writeNullable(req.condition) { b, cond ->
+                        b.writeIdentifier(cond.id)
+                        b.writeBoolean(cond.tag)
+                    }
+                    buffer.writeNullable(req.antiCondition) { b, cond ->
+                        b.writeIdentifier(cond.id)
+                        b.writeBoolean(cond.tag)
+                    }
+                }
+                else -> {
+                    buffer.writeByte(0)
+                    buffer.writeIdentifier(BuiltInRegistries.ITEM.getKey(req.icon))
+                    buffer.writeText(req.tooltip)
+                }
+            }
+        }
+    }
+
+    override fun decodeEntry(buffer: RegistryFriendlyByteBuf): DexEvolutionDisplay? {
+        val fromSpecies = buffer.readIdentifier()
+        val fromForm = buffer.readString()
+        val fromAspects = buffer.readCollection(Sets::newHashSetWithExpectedSize) { buffer.readString() }
+        val toSpecies = buffer.readIdentifier()
+        val toForm = buffer.readString()
+        val toAspects = buffer.readCollection(Sets::newHashSetWithExpectedSize) { buffer.readString() }
+        val requirements = buffer.readCollection(Lists::newArrayListWithExpectedSize) {
+            val type = buffer.readByte().toInt()
+            val icon = BuiltInRegistries.ITEM.get(buffer.readIdentifier())
+            val tooltip = buffer.readText().copy()
+            if (type == 1) {
+                val condition = buffer.readNullable { b ->
+                    val id = b.readIdentifier()
+                    val tag = b.readBoolean()
+                    ExtraCodecs.TagOrElementLocation(id, tag)
+                }
+                val antiCondition = buffer.readNullable { b ->
+                    val id = b.readIdentifier()
+                    val tag = b.readBoolean()
+                    ExtraCodecs.TagOrElementLocation(id, tag)
+                }
+                CobblemonBiomeDexEvolutionRequirementDisplay(icon, tooltip, condition, antiCondition)
+            } else {
+                CobblemonDexEvolutionRequirementDisplay(icon, tooltip)
+            }
+        }.toList()
+        return DexEvolutionDisplay(fromSpecies, fromForm, fromAspects, toSpecies, toForm, toAspects, requirements)
+    }
+
+    override fun synchronizeDecoded(entries: Collection<DexEvolutionDisplay>) {
+        DexEntries.evolutionDisplays.clear()
+        DexEntries.evolutionDisplays.addAll(entries)
+    }
+
+    companion object {
+        val ID = cobblemonResource("dex_evolution_display_sync")
+        fun decode(buffer: RegistryFriendlyByteBuf): DexEvolutionDisplaySyncPacket =
+            DexEvolutionDisplaySyncPacket(mutableListOf()).apply { decodeBuffer(buffer) }
+    }
+}

common/src/main/kotlin/com/cobblemon/mod/common/net/messages/client/data/SpeciesEvolutionSyncPacket.kt

@@ -1,100 +0,0 @@
-/*
- * Copyright (C) 2023 Cobblemon Contributors
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package com.cobblemon.mod.common.net.messages.client.data
-
-import com.cobblemon.mod.common.Cobblemon
-import com.cobblemon.mod.common.api.pokemon.PokemonSpecies
-import com.cobblemon.mod.common.api.pokemon.evolution.Evolution
-import com.cobblemon.mod.common.api.pokemon.evolution.PreEvolution
-import com.cobblemon.mod.common.pokemon.FormData
-import com.cobblemon.mod.common.pokemon.Species
-import com.cobblemon.mod.common.util.cobblemonResource
-import com.cobblemon.mod.common.util.readIdentifier
-import com.cobblemon.mod.common.util.readString
-import com.cobblemon.mod.common.util.writeIdentifier
-import com.cobblemon.mod.common.util.writeString
-import com.google.gson.reflect.TypeToken
-import net.minecraft.network.RegistryFriendlyByteBuf
-import net.minecraft.resources.ResourceLocation
-
-/**
- * Carries the evolutions/preEvolution of every [Species] (and any [FormData] overrides), sent right after
- * [SpeciesRegistrySyncPacket] so that every species is already registered by the time this is decoded. This avoids
- * the cross-species lookup ordering hazards that come with resolving evolutions during the species sync itself.
- */
-class SpeciesEvolutionSyncPacket(entries: Collection<SpeciesEvolutionEntry>) : DataRegistrySyncPacket<SpeciesEvolutionEntry, SpeciesEvolutionSyncPacket>(entries) {
-
-    override val id = ID
-
-    override fun encodeEntry(buffer: RegistryFriendlyByteBuf, entry: SpeciesEvolutionEntry) {
-        try {
-            buffer.writeIdentifier(entry.speciesIdentifier)
-            buffer.writeString(PokemonSpecies.gson.toJson(entry.evolutions, EVOLUTION_SET_TYPE))
-            buffer.writeNullable(entry.preEvolution) { _, preEvolution -> buffer.writeString(PokemonSpecies.gson.toJson(preEvolution, PreEvolution::class.java)) }
-            buffer.writeCollection(entry.formOverrides) { _, override ->
-                buffer.writeString(override.formName)
-                buffer.writeNullable(override.evolutions) { _, evolutions -> buffer.writeString(PokemonSpecies.gson.toJson(evolutions, EVOLUTION_SET_TYPE)) }
-                buffer.writeNullable(override.preEvolution) { _, preEvolution -> buffer.writeString(PokemonSpecies.gson.toJson(preEvolution, PreEvolution::class.java)) }
-            }
-        } catch (e: Exception) {
-            Cobblemon.LOGGER.error("Caught exception encoding evolution data for species {}", entry.speciesIdentifier, e)
-        }
-    }
-
-    override fun decodeEntry(buffer: RegistryFriendlyByteBuf): SpeciesEvolutionEntry? {
-        val identifier = buffer.readIdentifier()
-        return try {
-            val evolutions: MutableSet<Evolution> = PokemonSpecies.gson.fromJson(buffer.readString(), EVOLUTION_SET_TYPE)
-            val preEvolution = buffer.readNullable { _ -> PokemonSpecies.gson.fromJson(buffer.readString(), PreEvolution::class.java) }
-            val formOverrides = buffer.readList { _ ->
-                val formName = buffer.readString()
-                val formEvolutions = buffer.readNullable { _ -> PokemonSpecies.gson.fromJson<MutableSet<Evolution>>(buffer.readString(), EVOLUTION_SET_TYPE) }
-                val formPreEvolution = buffer.readNullable { _ -> PokemonSpecies.gson.fromJson(buffer.readString(), PreEvolution::class.java) }
-                FormEvolutionOverride(formName, formEvolutions, formPreEvolution)
-            }
-            SpeciesEvolutionEntry(identifier, evolutions, preEvolution, formOverrides)
-        } catch (e: Exception) {
-            Cobblemon.LOGGER.error("Caught exception decoding evolution data for species {}", identifier, e)
-            null
-        }
-    }
-
-    override fun synchronizeDecoded(entries: Collection<SpeciesEvolutionEntry>) {
-        entries.forEach { entry ->
-            val species = PokemonSpecies.getByIdentifier(entry.speciesIdentifier)
-            if (species == null) {
-                Cobblemon.LOGGER.error("Received evolution data for unknown species {}", entry.speciesIdentifier)
-                return@forEach
-            }
-            species.applyEvolutionData(entry.evolutions, entry.preEvolution)
-            entry.formOverrides.forEach { override ->
-                species.getFormByName(override.formName).applyEvolutionData(override.evolutions, override.preEvolution)
-            }
-        }
-    }
-
-    companion object {
-        val ID = cobblemonResource("species_evolution_sync")
-        private val EVOLUTION_SET_TYPE = TypeToken.getParameterized(MutableSet::class.java, Evolution::class.java).type
-        fun decode(buffer: RegistryFriendlyByteBuf): SpeciesEvolutionSyncPacket = SpeciesEvolutionSyncPacket(emptyList()).apply { decodeBuffer(buffer) }
-    }
-}
-
-class SpeciesEvolutionEntry(
-    val speciesIdentifier: ResourceLocation,
-    val evolutions: MutableSet<Evolution>,
-    val preEvolution: PreEvolution?,
-    val formOverrides: List<FormEvolutionOverride>
-)
-
-class FormEvolutionOverride(
-    val formName: String,
-    val evolutions: MutableSet<Evolution>?,
-    val preEvolution: PreEvolution?
-)

common/src/main/kotlin/com/cobblemon/mod/common/pokemon/FormData.kt

@@ -76,7 +76,7 @@ class FormData(
     @SerializedName("moves")
     private var _moves: Learnset? = null,
     @SerializedName("evolutions")
-    private var _evolutions: MutableSet<Evolution>? = null,
+    private val _evolutions: MutableSet<Evolution>? = null,
     @SerializedName("abilities")
     private var _abilities: AbilityPool? = null,
     @SerializedName("drops")
@@ -84,7 +84,7 @@ class FormData(
     @SerializedName("pokedex")
     private var _pokedex: MutableList<String>? = null,
     @SerializedName("preEvolution")
-    private var _preEvolution: PreEvolution? = null,
+    private val _preEvolution: PreEvolution? = null,
     private var standingEyeHeight: Float? = null,
     private var swimmingEyeHeight: Float? = null,
     private var flyingEyeHeight: Float? = null,
@@ -269,22 +269,13 @@ class FormData(
         this.species = species
         this.behaviour.parent = species.behaviour
         Cobblemon.statProvider.provide(this)
-        this._lightingData?.let { this._lightingData = it.copy(lightLevel = it.lightLevel.coerceIn(0, 15)) }
-        behaviour.herd.initialize()
-        return this
-    }
-
-    /**
-     * Applies decoded evolution data onto this form, received separately via [com.cobblemon.mod.common.net.messages.client.data.SpeciesEvolutionSyncPacket]
-     * after every species has already been registered.
-     */
-    internal fun applyEvolutionData(evolutions: MutableSet<Evolution>?, preEvolution: PreEvolution?) {
-        this._evolutions = evolutions
-        this._preEvolution = preEvolution
-        // These properties are lazy, force resolution now that every species is guaranteed to be registered
+        // These properties are lazy, these need all species to be reloaded but SpeciesAdditions is what will eventually trigger this after all species have been loaded
         this.preEvolution?.species
         this.preEvolution?.form
         this.evolutions.size
+        this._lightingData?.let { this._lightingData = it.copy(lightLevel = it.lightLevel.coerceIn(0, 15)) }
+        behaviour.herd.initialize()
+        return this
     }
 
     internal fun resolveEvolutionMoves() {

common/src/main/kotlin/com/cobblemon/mod/common/pokemon/Species.kt

@@ -181,20 +181,11 @@ class Species : ShowdownIdentifiable {
             this.forms.add(0, this.standardForm)
         }
         this.lightingData?.let { this.lightingData = it.copy(lightLevel = it.lightLevel.coerceIn(0, 15)) }
-        behaviour.herd.initialize()
-    }
-
-    /**
-     * Applies decoded evolution data onto this species, received separately via [com.cobblemon.mod.common.net.messages.client.data.SpeciesEvolutionSyncPacket]
-     * after every species has already been registered.
-     */
-    internal fun applyEvolutionData(evolutions: MutableSet<Evolution>, preEvolution: PreEvolution?) {
-        // Mutate in place rather than reassign: standardForm may have already captured this.evolutions by reference.
-        this.evolutions.clear()
-        this.evolutions.addAll(evolutions)
-        this.preEvolution = preEvolution
+        // These properties are lazy, these need all species to be reloaded but SpeciesAdditions is what will eventually trigger this after all species have been loaded
         this.preEvolution?.species
         this.preEvolution?.form
+        this.evolutions.size
+        behaviour.herd.initialize()
     }
 
     // Ran after initialize due to us creating a Pokémon here which requires all the properties in #initialize to be present for both this and the results, this is the easiest way to quickly resolve species + form

common/src/main/kotlin/com/cobblemon/mod/common/pokemon/evolution/CobblemonLazyPreEvolution.kt

@@ -25,20 +25,12 @@ internal class CobblemonLazyPreEvolution(private val rawData: String) : PreEvolu
         this.properties.species?.asIdentifierDefaultingNamespace()?.let { PokemonSpecies.getByIdentifier(it) } ?: throw IllegalArgumentException("A PreEvolution needs a valid species")
     }
 
-    private fun computeForm(extraAspects: Set<String>): FormData {
-        val properties = this.properties
-        return properties.form?.let { formId -> this.species.forms.firstOrNull { it.formOnlyShowdownId().equals(formId, true) } }
-            ?: this.species.getForm(properties.aspects + this.rawData.split(" ").map { it.lowercase() }.toSet() + extraAspects)
+    private val lazyForm: FormData by lazy {
+        this.properties.form?.let { formId -> this.species.forms.firstOrNull { it.formOnlyShowdownId().equals(formId, true) } } ?: this.species.standardForm
     }
 
-    private val lazyForm: FormData by lazy { computeForm(emptySet()) }
-
     override val species: Species
         get() = this.lazySpecies
     override val form: FormData
         get() = this.lazyForm
-
-    override fun resolveForm(extraAspects: Set<String>): FormData {
-        return if (extraAspects.isEmpty()) this.form else computeForm(extraAspects)
-    }
 }

common/src/main/kotlin/com/cobblemon/mod/common/util/adapters/BoxAdapter.kt

@@ -12,12 +12,10 @@ import com.google.gson.JsonDeserializationContext
 import com.google.gson.JsonDeserializer
 import com.google.gson.JsonElement
 import com.google.gson.JsonObject
-import com.google.gson.JsonSerializationContext
-import com.google.gson.JsonSerializer
 import java.lang.reflect.Type
 import net.minecraft.world.phys.AABB
 
-object BoxAdapter : JsonDeserializer<AABB>, JsonSerializer<AABB> {
+object BoxAdapter : JsonDeserializer<AABB> {
     override fun deserialize(json: JsonElement, type: Type, ctx: JsonDeserializationContext): AABB {
         json as JsonObject
         return AABB(
@@ -29,15 +27,4 @@ object BoxAdapter : JsonDeserializer<AABB>, JsonSerializer<AABB> {
             json.get("maxZ")?.asDouble ?: 9999999.0
         )
     }
-
-    override fun serialize(src: AABB, typeOfSrc: Type, ctx: JsonSerializationContext): JsonElement {
-        val json = JsonObject()
-        json.addProperty("minX", src.minX)
-        json.addProperty("minY", src.minY)
-        json.addProperty("minZ", src.minZ)
-        json.addProperty("maxX", src.maxX)
-        json.addProperty("maxY", src.maxY)
-        json.addProperty("maxZ", src.maxZ)
-        return json
-    }
 }

common/src/main/kotlin/com/cobblemon/mod/common/util/adapters/DropEntryAdapter.kt

@@ -13,8 +13,6 @@ import com.google.gson.JsonDeserializationContext
 import com.google.gson.JsonDeserializer
 import com.google.gson.JsonElement
 import com.google.gson.JsonObject
-import com.google.gson.JsonSerializationContext
-import com.google.gson.JsonSerializer
 import java.lang.reflect.Type
 
 /**
@@ -24,7 +22,7 @@ import java.lang.reflect.Type
  * @author Hiroku
  * @since July 24th, 2022
  */
-object DropEntryAdapter : JsonDeserializer<DropEntry>, JsonSerializer<DropEntry> {
+object DropEntryAdapter : JsonDeserializer<DropEntry> {
     override fun deserialize(json: JsonElement, type: Type, ctx: JsonDeserializationContext): DropEntry {
         json as JsonObject
         val entryClass = json.get("type")?.asString
@@ -32,12 +30,4 @@ object DropEntryAdapter : JsonDeserializer<DropEntry>, JsonSerializer<DropEntry>
             ?: DropEntry.defaultType
         return ctx.deserialize(json, entryClass)
     }
-
-    override fun serialize(src: DropEntry, typeOfSrc: Type, ctx: JsonSerializationContext): JsonElement {
-        val json = ctx.serialize(src, src::class.java).asJsonObject
-        val name = DropEntry.entryTypes.entries.find { it.value == src::class.java }?.key
-            ?: throw IllegalArgumentException("Cannot resolve drop entry type for ${src::class.qualifiedName}")
-        json.addProperty("type", name)
-        return json
-    }
 }

common/src/main/kotlin/com/cobblemon/mod/common/util/adapters/ExpressionAdapter.kt

@@ -10,21 +10,13 @@ package com.cobblemon.mod.common.util.adapters
 
 import com.bedrockk.molang.Expression
 import com.bedrockk.molang.MoLang
-import com.cobblemon.mod.common.util.getString
 import com.google.gson.JsonDeserializationContext
 import com.google.gson.JsonDeserializer
 import com.google.gson.JsonElement
-import com.google.gson.JsonPrimitive
-import com.google.gson.JsonSerializationContext
-import com.google.gson.JsonSerializer
 import java.lang.reflect.Type
 
-object ExpressionAdapter : JsonDeserializer<Expression>, JsonSerializer<Expression> {
+object ExpressionAdapter : JsonDeserializer<Expression> {
     override fun deserialize(json: JsonElement, typeOfT: Type, ctx: JsonDeserializationContext): Expression {
         return MoLang.createParser(json.asString).parseExpression()
     }
-
-    override fun serialize(src: Expression, typeOfSrc: Type, ctx: JsonSerializationContext): JsonElement {
-        return JsonPrimitive(src.getString())
-    }
 }

common/src/main/kotlin/com/cobblemon/mod/common/util/adapters/ExpressionLikeAdapter.kt

@@ -13,9 +13,6 @@ import com.cobblemon.mod.common.util.asExpressionLike
 import com.google.gson.JsonDeserializationContext
 import com.google.gson.JsonDeserializer
 import com.google.gson.JsonElement
-import com.google.gson.JsonPrimitive
-import com.google.gson.JsonSerializationContext
-import com.google.gson.JsonSerializer
 import java.lang.reflect.Type
 
 /**
@@ -25,7 +22,7 @@ import java.lang.reflect.Type
  * @author Hiroku
  * @since October 22nd, 2023
  */
-object ExpressionLikeAdapter : JsonDeserializer<ExpressionLike>, JsonSerializer<ExpressionLike> {
+object ExpressionLikeAdapter : JsonDeserializer<ExpressionLike> {
     override fun deserialize(json: JsonElement, type: Type, ctx: JsonDeserializationContext): ExpressionLike {
         return if (json.isJsonPrimitive) {
             json.asString.asExpressionLike()
@@ -35,8 +32,4 @@ object ExpressionLikeAdapter : JsonDeserializer<ExpressionLike>, JsonSerializer<
             throw IllegalArgumentException("Invalid expression JSON: $json")
         }
     }
-
-    override fun serialize(src: ExpressionLike, typeOfSrc: Type, ctx: JsonSerializationContext): JsonElement {
-        return JsonPrimitive(src.getString())
-    }
 }

common/src/main/kotlin/com/cobblemon/mod/common/util/adapters/RegistryOpsProvider.kt

@@ -11,23 +11,22 @@ package com.cobblemon.mod.common.util.adapters
 import com.cobblemon.mod.common.Cobblemon
 import com.cobblemon.mod.common.Environment
 import com.cobblemon.mod.common.util.server
-import com.google.gson.JsonElement
-import com.mojang.serialization.DynamicOps
-import com.mojang.serialization.JsonOps
 import net.minecraft.client.Minecraft
 import net.minecraft.core.RegistryAccess
-import net.minecraft.resources.RegistryOps
+import net.minecraft.core.registries.BuiltInRegistries
 
 /**
  * Utility for getting RegistryAccess with the correct client/server registry access.
  * Used when as a fallback when manually encoding/decoding registry-backed values (e.g., items, predicates).
  */
 object RegistryAccessResolver {
+    private val builtInAccess: RegistryAccess by lazy { RegistryAccess.fromRegistryOfRegistries(BuiltInRegistries.REGISTRY) }
+
     fun getAccess(): RegistryAccess {
         try {
             Cobblemon.implementation
         } catch (e: UninitializedPropertyAccessException) {
-            return RegistryAccess.EMPTY
+            return builtInAccess
         }
         if (Cobblemon.implementation.environment() == Environment.CLIENT) {
             val minecraft = Minecraft.getInstance()
@@ -35,13 +34,12 @@ object RegistryAccessResolver {
                 return minecraft.level!!.registryAccess()
         }
 
-
         if (Cobblemon.implementation.environment() == Environment.SERVER) {
             val server = server()
             if (server != null)
                 return server.registryAccess()
         }
 
-        return RegistryAccess.EMPTY
+        return builtInAccess
     }
 }

common/src/main/resources/assets/cobblemon/lang/en_us.json

@@ -1477,22 +1477,28 @@
   "cobblemon.ui.pokedex.evolution.trade.tooltip.with_species": "Evolves when traded with %1$s",
   "cobblemon.ui.pokedex.evolution.trade.tooltip.with_any_species": "Evolves when traded",
   "cobblemon.ui.pokedex.evolution.shedder.tooltip": "Also requires a spare Poké Ball and an empty party slot",
+  "cobblemon.ui.pokedex.evolution.or": "OR",
+  "cobblemon.ui.pokedex.evolution.one_of": "One of:",
 
   "cobblemon.ui.pokedex.requirement.advancement.tooltip": "Player must have %1$s advancement",
   "cobblemon.ui.pokedex.requirement.battle_critical_hits.tooltip": "Must hit %1$s critical-hits in battle",
-  "cobblemon.ui.pokedex.requirement.biome.anticondition.tooltip": "Must not be in the %1$s biome to evolve",
-  "cobblemon.ui.pokedex.requirement.biome.both.tooltip": "Must be in the %1$s biome and not in the %2$s biome to evolve",
-  "cobblemon.ui.pokedex.requirement.biome.tooltip": "Must be in the %1$s biome to evolve",
+  "cobblemon.ui.pokedex.requirement.biome.anticondition.tooltip": "Must not be in the %1$s biome",
+  "cobblemon.ui.pokedex.requirement.biome.both.tooltip": "Must be in the %1$s biome and not in the %2$s biome",
+  "cobblemon.ui.pokedex.requirement.biome.tooltip": "Must be in the %1$s biome",
   "cobblemon.ui.pokedex.requirement.blocks_traveled.tooltip": "Must travel %1$s blocks",
   "cobblemon.ui.pokedex.requirement.damage_taken.tooltip": "Must take %1$s damage in battle without fainting",
   "cobblemon.ui.pokedex.requirement.defeat.tooltip": "Must defeat %1$s in battle to evolve",
   "cobblemon.ui.pokedex.requirement.friendship.tooltip": "Requires at least %1$s friendship",
   "cobblemon.ui.pokedex.requirement.has_move.tooltip": "Must know move %1$s",
-  "cobblemon.ui.pokedex.requirement.has_move_type.tooltip": "Must know a move of type %1$s",
+  "cobblemon.ui.pokedex.requirement.has_move_type.tooltip": "Must know a move of %1$s type",
   "cobblemon.ui.pokedex.requirement.held_item.tooltip": "Must be holding %1$s",
   "cobblemon.ui.pokedex.requirement.level.tooltip.min": "Evolves starting at level %1$s",
   "cobblemon.ui.pokedex.requirement.level.tooltip.between": "Evolves between levels %1$s and %2$s",
   "cobblemon.ui.pokedex.requirement.moon_phase.tooltip": "Must evolve in %1$s moon phase",
+  "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped": "Must have a §aHardy§r, §aBrave§r, §aAdamant§r, §aNaughty§r, §aDocile§r, §aImpish§r, §aLax§r, §aHasty§r, §aJolly§r, §aNaive§r, §aRash§r, §aSassy§r, or §aQuirky§r nature",
+  "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key": "Must have a §aLonely§r, §aBold§r, §aRelaxed§r, §aTimid§r, §aSerious§r, §aModest§r, §aMild§r, §aQuiet§r, §aBashful§r, §aCalm§r, §aGentle§r, or §aCareful§r nature",
+  "cobblemon.ui.pokedex.requirement.negate.tooltip": "Not: %1$s",
+  "cobblemon.ui.pokedex.requirement.nickname.malamar": "Must be named §aDinnerbone§r or §aGrumm§r",
   "cobblemon.ui.pokedex.requirement.party_member.anticondition.tooltip": "Party must not have a Pokémon with %1$s",
   "cobblemon.ui.pokedex.requirement.party_member.tooltip": "Party must have a Pokémon with %1$s",
   "cobblemon.ui.pokedex.requirement.pokemon_properties.tooltip": "Must be %1$s",
@@ -1507,9 +1513,9 @@
   "cobblemon.ui.pokedex.requirement.recoil.tooltip": "Must suffer %1$s units of recoil in battle",
   "cobblemon.ui.pokedex.requirement.stat_compare.tooltip": "Must have its %1$s higher than its %2$s",
   "cobblemon.ui.pokedex.requirement.stat_equal.tooltip": "Must have its %1$s equals to its %2$s",
-  "cobblemon.ui.pokedex.requirement.structure.anticondition.tooltip": "Must not be in the %1$s structure to evolve",
-  "cobblemon.ui.pokedex.requirement.structure.both.tooltip": "Must be in the %1$s structure and not in the %2$s structure to evolve",
-  "cobblemon.ui.pokedex.requirement.structure.tooltip": "Must be in the %1$s structure to evolve",
+  "cobblemon.ui.pokedex.requirement.structure.anticondition.tooltip": "Must not be in the %1$s structure",
+  "cobblemon.ui.pokedex.requirement.structure.both.tooltip": "Must be in the %1$s structure and not in the %2$s structure",
+  "cobblemon.ui.pokedex.requirement.structure.tooltip": "Must be in the %1$s structure",
   "cobblemon.ui.pokedex.requirement.time_range.tooltip": "Must evolve during the %1$s",
   "cobblemon.ui.pokedex.requirement.use_move.tooltip": "Must use move %1$s in battle",
   "cobblemon.ui.pokedex.requirement.weather.tooltip.raining": "Must be in rain to evolve",
@@ -3663,6 +3669,31 @@
   "tag.item.cobblemon.tall_flowers": "Tall Flowers",
   "tag.item.cobblemon.small_flowers": "Small Flowers",
 
+  "tag.worldgen.biome.cobblemon.evolution.regional.bergmite_hisuibiome": "Hisuian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.bergmite_kalosbiome": "Kalosian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.cubone_alolabiome": "Alolan",
+  "tag.worldgen.biome.cobblemon.evolution.regional.cubone_kantobiome": "Kantonian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.dartrix_alolabiome": "Alolan",
+  "tag.worldgen.biome.cobblemon.evolution.regional.dartrix_hisuibiome": "Hisuian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.dewott_hisuibiome": "Hisuian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.dewott_unovabiome": "Unovan",
+  "tag.worldgen.biome.cobblemon.evolution.regional.exeggcute_alolabiome": "Alolan",
+  "tag.worldgen.biome.cobblemon.evolution.regional.exeggcute_kantobiome": "Kantonian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.goomy_hisuibiome": "Hisuian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.goomy_kalosbiome": "Kalosian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.koffing_galarbiome": "Galarian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.koffing_kantobiome": "Kantonian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.mimejr_galarbiome": "Galarian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.mimejr_sinnohbiome": "Sinnohan",
+  "tag.worldgen.biome.cobblemon.evolution.regional.petilil_hisuibiome": "Hisuian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.petilil_unovabiome": "Unovan",
+  "tag.worldgen.biome.cobblemon.evolution.regional.pikachu_alolabiome": "Alolan",
+  "tag.worldgen.biome.cobblemon.evolution.regional.pikachu_kantobiome": "Kantonian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.quilava_hisuibiome": "Hisuian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.quilava_johtobiome": "Johtonian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.rufflet_hisuibiome": "Hisuian",
+  "tag.worldgen.biome.cobblemon.evolution.regional.rufflet_unovabiome": "Unovan",
+
   "cobblemon.entity.variable.challenge_cooldown.name": "Challenge Cooldown",
   "cobblemon.entity.variable.challenge_cooldown.desc": "How long the NPC will be un-challenge-able from that player's last challenge.",
   "cobblemon.entity.variable.player_win_command.name": "Player Win Command",

common/src/main/resources/data/cobblemon/species/generation1/eevee.json

@@ -165,17 +165,6 @@
     "special:sing"
   ],
   "evolutions": [
-    {
-      "id": "eevee_jolteon",
-      "variant": "item_interact",
-      "result": "jolteon",
-      "consumeHeldItem": false,
-      "learnableMoves": [
-        "thundershock"
-      ],
-      "requirements": [],
-      "requiredContext": "cobblemon:thunder_stone"
-    },
     {
       "id": "eevee_vaporeon",
       "variant": "item_interact",
@@ -187,6 +176,17 @@
       "requirements": [],
       "requiredContext": "cobblemon:water_stone"
     },
+    {
+      "id": "eevee_jolteon",
+      "variant": "item_interact",
+      "result": "jolteon",
+      "consumeHeldItem": false,
+      "learnableMoves": [
+        "thundershock"
+      ],
+      "requirements": [],
+      "requiredContext": "cobblemon:thunder_stone"
+    },
     {
       "id": "eevee_flareon",
       "variant": "item_interact",
@@ -237,26 +237,6 @@
         }
       ]
     },
-    {
-      "id": "eevee_sylveon",
-      "variant": "level_up",
-      "result": "sylveon",
-      "consumeHeldItem": false,
-      "learnableMoves": [
-        "fairywind",
-        "disarmingvoice"
-      ],
-      "requirements": [
-        {
-          "variant": "friendship",
-          "amount": 160
-        },
-        {
-          "variant": "has_move_type",
-          "type": "fairy"
-        }
-      ]
-    },
     {
       "id": "eevee_leafeon",
       "variant": "item_interact",
@@ -278,6 +258,26 @@
       ],
       "requirements": [],
       "requiredContext": "cobblemon:ice_stone"
+    },
+    {
+      "id": "eevee_sylveon",
+      "variant": "level_up",
+      "result": "sylveon",
+      "consumeHeldItem": false,
+      "learnableMoves": [
+        "fairywind",
+        "disarmingvoice"
+      ],
+      "requirements": [
+        {
+          "variant": "friendship",
+          "amount": 160
+        },
+        {
+          "variant": "has_move_type",
+          "type": "fairy"
+        }
+      ]
     }
   ],
   "forms": [

common/src/main/resources/data/cobblemon/species/generation6/inkay.json

@@ -258,7 +258,9 @@
         },
         {
           "variant": "properties",
-          "target": "nickname=Dinnerbone"
+          "target": "nickname=Dinnerbone",
+          "pokedexIcon": "minecraft:name_tag",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nickname.malamar"
         }
       ]
     },
@@ -275,7 +277,9 @@
         },
         {
           "variant": "properties",
-          "target": "nickname=Grumm"
+          "target": "nickname=Grumm",
+          "pokedexIcon": "minecraft:name_tag",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nickname.malamar"
         }
       ]
     }

common/src/main/resources/data/cobblemon/species/generation8/toxel.json

@@ -101,7 +101,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=hardy"
+          "target": "toxel nature=hardy",
+          "pokedexIcon": "cobblemon:serious_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -129,7 +131,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=brave"
+          "target": "toxel nature=brave",
+          "pokedexIcon": "cobblemon:brave_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -157,7 +161,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=adamant"
+          "target": "toxel nature=adamant",
+          "pokedexIcon": "cobblemon:adamant_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -185,7 +191,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=naughty"
+          "target": "toxel nature=naughty",
+          "pokedexIcon": "cobblemon:naughty_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -213,7 +221,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=docile"
+          "target": "toxel nature=docile",
+          "pokedexIcon": "cobblemon:serious_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -241,7 +251,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=impish"
+          "target": "toxel nature=impish",
+          "pokedexIcon": "cobblemon:impish_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -269,7 +281,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=lax"
+          "target": "toxel nature=lax",
+          "pokedexIcon": "cobblemon:lax_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -297,7 +311,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=hasty"
+          "target": "toxel nature=hasty",
+          "pokedexIcon": "cobblemon:hasty_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -325,7 +341,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=jolly"
+          "target": "toxel nature=jolly",
+          "pokedexIcon": "cobblemon:jolly_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -353,7 +371,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=naive"
+          "target": "toxel nature=naive",
+          "pokedexIcon": "cobblemon:naive_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -381,7 +401,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=rash"
+          "target": "toxel nature=rash",
+          "pokedexIcon": "cobblemon:rash_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ]
     },
@@ -398,7 +420,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=sassy"
+          "target": "toxel nature=sassy",
+          "pokedexIcon": "cobblemon:sassy_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -428,7 +452,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=quirky"
+          "target": "toxel nature=quirky",
+          "pokedexIcon": "cobblemon:serious_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_amped"
         }
       ],
       "drops": {
@@ -456,7 +482,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=lonely"
+          "target": "toxel nature=lonely",
+          "pokedexIcon": "cobblemon:lonely_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -484,7 +512,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=bold"
+          "target": "toxel nature=bold",
+          "pokedexIcon": "cobblemon:bold_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ]
     },
@@ -501,7 +531,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=relaxed"
+          "target": "toxel nature=relaxed",
+          "pokedexIcon": "cobblemon:relaxed_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -529,7 +561,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=timid"
+          "target": "toxel nature=timid",
+          "pokedexIcon": "cobblemon:timid_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -557,7 +591,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=serious"
+          "target": "toxel nature=serious",
+          "pokedexIcon": "cobblemon:serious_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -585,7 +621,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=modest"
+          "target": "toxel nature=modest",
+          "pokedexIcon": "cobblemon:modest_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -613,7 +651,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=mild"
+          "target": "toxel nature=mild",
+          "pokedexIcon": "cobblemon:mild_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -641,7 +681,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=quiet"
+          "target": "toxel nature=quiet",
+          "pokedexIcon": "cobblemon:quiet_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -669,7 +711,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=bashful"
+          "target": "toxel nature=bashful",
+          "pokedexIcon": "cobblemon:serious_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -697,7 +741,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=calm"
+          "target": "toxel nature=calm",
+          "pokedexIcon": "cobblemon:calm_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -725,7 +771,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=gentle"
+          "target": "toxel nature=gentle",
+          "pokedexIcon": "cobblemon:gentle_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {
@@ -755,7 +803,9 @@
         },
         {
           "variant": "properties",
-          "target": "toxel nature=careful"
+          "target": "toxel nature=careful",
+          "pokedexIcon": "cobblemon:careful_mint",
+          "pokedexTooltip": "cobblemon.ui.pokedex.requirement.nature.toxtricity_low_key"
         }
       ],
       "drops": {