Secret Within the Student Handbook

Brainstorm Flip over 3 cards from the top of your deck, and put them into your waiting room. Choose 1 level X or lower 《Quintuplets》 character in your waiting room, and return it to your hand. X is equal to the number of 《Quintuplets》 characters among those cards.Choose 1 of your characters, and that character gets +3000 power until end of turn.