Blaze Dragon Dance, Saleema

[G Guardian]-Opponent Turn's Guard Step-[COST][Discard a card with [Heal] from your hand], and call this card to your (GC) from face down.
[AUTO]:The number of cards discarded from your hand for this cost is reduced by one for each of your opponent's open (RC). When this unit is put on (GC), [COST][Soul-Blast 1] & discard four cards from your hand], choose one of your units, and it cannot be hit until end of that battle.