Forretress ex (PAL #230)

Ability • Exploding Energy

Once during your turn, you may search your deck for up to 5 Basic Grass Energy cards and attach them to your Pokémon in any way you like. Then, shuffle your deck. If you searched your deck in this way, this Pokémon is Knocked Out.

During your opponent's next turn, this Pokémon takes 30 less damage from attacks (after applying Weakness and Resistance).