Calling Card Red (P5/S45-E070 U) Persona 5 Card details

If there are no face down cards in your opponent's memory, your opponent chooses a card from your opponent's hand, puts it face down into his or her memory, and draws up to one card.
Choose up to one of your opponent's level 1 or lower characters in the center stage, put it into his or her waiting room, choose one of your characters, and that character gets the following ability until end of turn.
• "[AUTO] When this card's battle opponent becomes REVERSE, you may choose a character in your waiting room, and return it to your hand."