Dark Element, Dizmel

[G guardian] (Usable when both fighters' vanguards are grade 3 or greater, and the number of face up G guardians in your G zone if three or less)-Opponent Turn's Guard Step-[Choose a card with HEAL from your hand, and discard it] Call this card to your (GC) from face down.
[CONT](GC):Resist (This unit cannot be chosen by the effects of your opponent's cards)
[AUTO]:When this unit is placed on (GC), choose one of your rear-guards, and until end of turn, that unit cannot be hit, and cannot be chosen by the effects of your opponent's cards.
[CONT]:This card is also of all clans and nations.