Trafalgar Law (001)

[Activate: Main] [Once Per Turn] DON!! −3 (You may return the specified number of DON!! cards from your field to your DON!! deck.): Place up to 1 of your opponent's Characters with 3000 power or less at the bottom of the owner's deck, and play up to 1 Character card with a cost of 4 or less from your hand.