Elemental HERO Tempest
"Elemental HERO Avian" + "Elemental HERO Sparkman" + "Elemental HERO Bubbleman"
Must be Fusion Summoned and cannot be Special Summoned by other ways. You can send 1 other card you control to the Graveyard to target 1 monster you control; while this card is face-up on the field, that monster cannot be destroyed by battle.