災厄、暴風大妖渦
Calamity-Class Charybdis is a Weiß Schwarz card from 転生したらスライムだった件 Vol.2 TSK/S82-064. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
Put this card into your memory. 【AUTO】 Memory At the beginning of your main phase, if this card is in your memory, choose 1 card in your waiting room, put it face down into your memory, if your memory has 3 or more face down cards, choose 3 face down cards in your memory, and put them into your waiting room. If you put 3 cards into your waiting room, deal 3 damage to your opponent, and put this card into your waiting room. (Damage may be canceled) 【AUTO】 Memory [(2)] At the beginning of your opponent's main phase, if this card is in your memory, your opponent may pay the cost. If they do, choose 1 face down card in your memory, and put it into your waiting room.