Metal Element, Scryew

-Opponent Turn's Guard Step-[Choose a card with "[Heal] Heal" from your hand, and discard it], and call this card to your from face down. :When placed, if the number of face up cards in your G zone is one or more, [choose a card from your hand, and discard it], and this unit gets +10000 until end of that battle. :This card is from all clans and nations.