:When it attacks, COST , and one of your rear-guards with "Blue Wave" in its card name. 1/Turn:At the end of the battle it attacked, if your opponent's vanguard's current is different from its original , COST [Soul Blast (1)], choose one of your other rear-guards in the same column as this unit, and exchange its position with this card.
Who will save us, who are crazy about justice?