Top Knot (OP03-074) - Pillars of Strength Pre-Release Cards

[Main] DON!! -2 (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 a cost of 4 or less at the bottom of the owner's deck.
[Trigger] Activate this card's [Main] effect.