Yu-Gi-Oh Shonen Jump Single Card Ultra Rare Elemental HERO Core JUMP-EN071

Description

3 "Elemental HERO" monstersMust be Fusion Summoned and cannot be Special Summoned by other ways. Once per turn, when this card is targeted for an attack: You can make this card's ATK become double its current ATK until the end of the Damage Step. At the end of the Battle Phase, if this card attacked or was attacked: You can target 1 monster on the field; destroy it.