Even more abilities

Plugins/PkmnLib.Plugin.Gen7/Scripts/Abilities/Protean.cs

@@ -0,0 +1,19 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;
+
+/// <summary>
+/// Protean is an ability that changes the Pokémon's type to the type of the move it is about to use.
+///
+/// <see href="https://bulbapedia.bulbagarden.net/wiki/Protean_(Ability)">Bulbapedia - Protean</see>
+/// </summary>
+[Script(ScriptCategory.Ability, "protean")]
+public class Protean : Script
+{
+    /// <inheritdoc />
+    public override void OnBeforeMove(IExecutingMove move)
+    {
+        if (move.User.Types.Count == 1 && move.User.Types[0] == move.UseMove.MoveType)
+            return;
+        move.Battle.EventHook.Invoke(new AbilityTriggerEvent(move.User));
+        move.User.SetTypes([move.UseMove.MoveType]);
+    }
+}