Unown

Card Number | Rarity: 51/75 | Uncommon
Card Type | HP | Stage: Psychic | 40 | Basic
Card Text: Pokémon Power: [Undo] Once during your turn (before your attack), if you have Unown [U], Unown [N], Unown [D], and Unown [O] on your Bench, you may return your Active Pokémon and all cards attached to it to your hand.
Attack: [P] Hidden Power (10)
Weakness | Retreat Cost: P | 1