Implements a bunch more moves

Plugins/PkmnLib.Plugin.Gen7/Scripts/Pokemon/InfestationEffect.cs

@@ -0,0 +1,33 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Pokemon;
+
+[Script(ScriptCategory.Pokemon, "infestation")]
+public class InfestationEffect : Script
+{
+    private readonly IPokemon _owner;
+    private int _turns;
+
+    public InfestationEffect(IPokemon owner, int turns)
+    {
+        _owner = owner;
+        _turns = turns;
+    }
+
+    /// <inheritdoc />
+    public override void PreventSelfSwitch(ISwitchChoice choice, ref bool prevent) => prevent = true;
+
+    /// <inheritdoc />
+    public override void PreventSelfRunAway(IFleeChoice choice, ref bool prevent) => prevent = true;
+
+    /// <inheritdoc />
+    public override void OnEndTurn(IBattle battle)
+    {
+        var damage = _owner.BoostedStats.Hp / 8;
+        _owner.Damage(damage, DamageSource.Misc);
+
+        _turns--;
+        if (_turns <= 0)
+        {
+            RemoveSelf();
+        }
+    }
+}