Gentle and Sincere, Itsuki Nakano (5HY/W90-E049 RR) [The Quintessential Quintuplets 2]

[CONT] If you have 5 or more "Quintuplets" characters, this card gets "[ACT] [COUNTER] Backup 2000, Level 0 [Put this card from your hand into your waiting room]" while in your hand. [AUTO] At the beginning of your opponent's attack phase, if there is a character facing this card, you may move this card to an open position of your center stage.