After your opponent's Pokémon uses a Poké-Power, you may search your discard pile for a basic Darkness Energy card and attach it to Tyranitar.

Grind

20×

Does 20 damage times the amount of Energy attached to Tyranitar.

Spinning Tail

This attack does 30 damage to each of your opponent's Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)