"Trace of Effort" Lisa Imai (BD/EN-W03-098R RRR) [BanG Dream! Girls Band Party! MULTI LIVE]

[AUTO] When this card is placed on the stage from your hand or by the [AUTO] effect of a card named ""Onstage" Yukina Minato", you may put the top card of your clock into your waiting room. [AUTO] When this card attacks, choose one of your other "Music" characters, and that character gets +X power until end of turn. X is equal to 500 multiplied by the number of other "Music" characters you have.