Gray Wind, Vint

■ Counter [Act] During your opponent's turn, if you have no monsters on your field, call this card from hand.

■ When this card enters the field during your opponent's turn, choose a card on your opponent's field, and you may pay 1 gauge. If you do, for this turn, the chosen card gets critical-1.

■ At the end of the battle of this card, destroy this card.