Let me show you as well, the form of the future that should be chosen.
[G Guardian]-Opponent Turn's Guard Step-[COST][Discard a card with [Heal] from hand], and call this card to your (GC) from face down.
[AUTO][Generation Break 1]:When this unit is placed on (GC), [COST][Counter-Blast 1 & turn a [G Guardian] from G zone face up], look at the top two cards of your deck, choose a card from among them, put it into your hand, and put one card from among them on the bottom of your deck.