Generation Break 1 (This ability is active if you have one or more face up G units in total on your or G zone):[ this unit, and put this unit on the top of your deck] Shuffle your deck, look at up to two cards from the top of your deck, search for up to two cards from among them, call them to separate open as , put the rest of the cards on the bottom of your deck in any order, and at the end of that turn, retire the units called with this effect.