Greninja

Ability · Water Shuriken

Once during your turn (before your attack), you may discard a [W] Energy card from your hand. If you do, put 3 damage counters on 1 of your opponent's Pokémon.

W

This attack's damage isn't affected by Weakness, Resistance, or any other effects on your opponent's Active Pokémon.

Weakness: Grass · Resistance: none · Retreat: 1