Blaze Dragon Dance, Saleema

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