Pursuing the Truth of Rumors, Momoko (MR/W80-E050 RR) [Magia Record: Puella Magi Madoka Magica [Side Story] (Anime)]

[AUTO] At the beginning of your opponent's attack phase, choose 1 of your characters, and that character gets +500 power until end of turn. [ACT] Brainstorm [(1) [REST] this card] Flip over 4 cards from the top of your deck, and put them into your waiting room. For each climax revealed among those cards, choose up to 1 character in your waiting room, and return it to your hand.