Sparing No Effort, Herthaka [Kaguya-Sama: Love is War?]

[AUTO] This ability activates up to 1 time per turn. When you play an event, this card gets +2000 power until end of turn. [AUTO] When this card attacks, all of your characters get the following ability until end of turn. "[AUTO] [Put 1 climax from your hand into your waiting room] When this card's trigger check reveals a climax, you may pay the cost. If you do, choose 1 "Shuchiin" character in your waiting room, and return it to your hand."