"Smiling Iron Mask", Chisato Shirasagi

■ When this card enters the field, you may drop a hand card. If you do, put up to one [Aya Maruyama] from your deck into your hand, and shuffle your deck.

■ Counter [Act] During an attack on your opponent's turn, if [Aya Maruyama] is on your field, you may pay 1 gauge. If you do, nullify the attack, and deal 1 damage to your opponent! You may only use this ability once per turn.