オンステージ！ エミリア is a Weiß Schwarz card from 「Re:ゼロから始める異世界生活」Vol.4 RZ/S132-002. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When this is placed on stage from hand, if you have another 《Magic》, 《Weapon》 or 《Merchant》 character, this turn, this gets +2000 power. 【AUTO】 When this is attacks, you may reveal up to 3 cards from the top of your deck. If you revealed 1 or more, choose up to 1 《Magic》, 《Weapon》 or 《Merchant》 character or an {Yellow U 1/0 Event - 037} from among them, add it to hand, send the rest to Waiting Room, and discard 1 card.
This card was printed in Japanese only; the English text above is an unofficial community translation.