Summer Festival, Kuroyukihime (AW/S43-E004S SR) [Accel World -Infinite Burst-]

[AUTO] Accelerate [Put the top card of your deck into your clock] At the beginning of your climax phase, you may pay the cost. If you do, this card gets the following ability until end of turn. "[AUTO] When this card attacks, search your deck for up to one yellow character, reveal it to your opponent, put it into your hand, choose a card in your hand, put it into your waiting room, and shuffle your deck."