記憶の結晶
Memory Crystal is a Weiß Schwarz card from ソードアート・オンライン アリシゼーション SAO/S65-066. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
Choose 1 《Fluctlight》 character in your waiting room, return it to your hand, choose 1 face up card in your opponent's memory, and put that card face down. At the end of of your opponent's next turn, put that card face up.