Hidden Dark arms, Yobigatana (R)
1
[Equip Cost] [Pay 1 gauge] When this card attacks and destroys an opponent's monster or deals damage to your opponent, choose an 《Oni Assassin》 on your field, look at four cards from the top of your deck, put up to one from among them face down into the chosen card's soul, and put the rest on the bottom of your deck in any order.