"Follow Your Heart" Kaoru Seta [BanG Dream! Girls Band Party! 5th Anniversary]

[AUTO] [(2)] When this card is placed on the stage from your hand, if you have 4 or more other "Anniversary" or "Hello, Happy World!" characters, you may pay the cost. If you do, your opponent returns all cards from their stock to their deck, shuffles their deck, and puts the same number of cards from the top of their deck into their stock.