Zen-Oh, Cosmic Unison

[+2] [Activate:Main] If your Leader Card is mono-blue : Place the top card of your deck in your energy; you can't place cards in your Energy Area for the turn, then, at the end of the turn, place the card you placed in your energy with this skill in its owner's Drop Area. [-5] [Activate:Main] Choose all cards in all Battle Areas, ignoring [Barrier], and shuffle them into their owners' decks.