Must be Link Summoned . You can only Special Summon "Sky Striker Ace - Azalea(s)" once per turn . If this card is Special Summoned: You can target 1 card on the field; destroy it, then, if you have 3 or less Spells in your GY , send this card to the GY. Once per turn, at the start of the Damage Step , if this card battles an opponent's monster: You can banish 1 Spell from your GY; destroy that opponent's monster.