Make it so zygarde can't affected by ability changing items.

Author: Waterpicker

common/src/main/java/generations/gg/generations/core/generationscore/common/config/LegendKeys.java

@@ -71,6 +71,7 @@ public class LegendKeys {
     public static SpeciesKey SPECTRIER = create("spectrier");
     public static SpeciesKey ZAMAZENTA = create("zamazenta");
     public static SpeciesKey ZACIAN = create("zacian");
+    public static SpeciesKey ZYGARDE = create("zygarde");
 
     private static SpeciesKey create(String species) {
         return new SpeciesKey(new ResourceLocation("cobblemon", species));

common/src/main/java/generations/gg/generations/core/generationscore/common/mixin/AbilityChangerMixin.java

@@ -0,0 +1,22 @@
+package generations.gg.generations.core.generationscore.common.mixin;
+
+import com.cobblemon.mod.common.api.item.ability.AbilityChanger;
+import com.cobblemon.mod.common.item.interactive.ability.AbilityTypeChanger;
+import com.cobblemon.mod.common.pokemon.Pokemon;
+import generations.gg.generations.core.generationscore.common.config.LegendKeys;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@Mixin(AbilityTypeChanger.class)
+public class AbilityChangerMixin {
+
+
+    @Inject(method = "performChange", at = @At("HEAD"), cancellable = true)
+    public void onChange(Pokemon pokemon, CallbackInfoReturnable<Boolean> cir) {
+        if(pokemon.getSpecies().resourceIdentifier.equals(LegendKeys.ZYGARDE.species())) {
+            cir.setReturnValue(false);
+        }
+    }
+}

common/src/main/resources/GenerationsCore-common.mixins.json

@@ -4,6 +4,7 @@
   "package": "generations.gg.generations.core.generationscore.common.mixin",
   "compatibilityLevel": "JAVA_17",
   "mixins": [
+    "AbilityChangerMixin",
     "AbstractCauldronBlockMixin",
     "AbstractFurnaceBlockEntityMixin",
     "FishingHookMixin",