Whimsicott - 12/98 - Rare from Black & White: Emerging Powers, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Card Text:
  [1] Encore (20) Choose 1 of the Defending Pokemon's attacks. During you opponent's next turn, that Pokemon can use only that attack.
  [GG] U-turn (40) Switch this Pokemon with 1 of your Benched Pokemon.