婚約者 冬海愛衣 is a Weiß Schwarz card from GA文庫 GA03/S131-060. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When this is placed on stage from hand, this turn, this gets +X power. X equals the number of your 《GA Bunko》 characters times 1000. 【AUTO】 [(1) Discard 1 card] When this card's battle opponent is Reversed, you may pay cost. If you do, send the bottom 4 cards of your opponent's deck to Waiting Room, then deal X damage to your opponent. X equals the number of CXes sent to Waiting Room by this effect.
This card was printed in Japanese only; the English text above is an unofficial community translation.