“可愛い下僕”芽亜 is a Weiß Schwarz card from To LOVEる-とらぶる-ダークネス2nd Vol.2 TL/W42-015. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When this card attacks, if the character facing this card is level 3 or higher, this card gets +6000 power until end of turn.