That song will eventually envelop the whole world.
[Stride]-Stride Step-[Choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them] Stride this card on your (VC) from face down.
[ACT](VC)[1/Turn]:[Choose a face down card with "Coral" in its card name from your G zone, and turn it face up] If you have a heart card with "Coral" in its card name, choose up to one of your rear-guards, return it to your hand, search your deck for a card, put it into your soul, choose the same number of your rear-guards as the number of cards with "Coral" in its card name in your soul, until end of turn, they get [Power]+2000, and this unit gets [Power]+10000. Shuffle your deck.