Unown [P]

Pokémon Power: [Perform] — If an attack damaged Unown [P] during your opponent's last turn and Unown [P] was your Active Pokémon, Unown [P]'s Hidden Power attack does that much more damage to the Defending Pokémon. This power can be used even if Unown [P] is Confused. | Hidden Power (10): | You may have up to 4 Basic Pokémon cards in your deck with Unown in their names.