Sisterly Figure, Soyo Nagasaki (BD/W125-E056 C) [MyGO!!!!! x Ave Mujica]

[AUTO] When this card attacks, during that attack, perform a trigger check 2 times on the trigger step. If performed 2 times, put the top card of your stock into your waiting room.[AUTO] [(1) Put 1 card from your hand into your waiting room] At the end of this card's attack, you may pay the cost. If you do, search your deck for up to 1 "Music" character, reveal it to your opponent, put it into your hand, and shuffle your deck.