Elemental HERO Thunder Giant [EHC2-EN004] Secret Rare

Set: Elemental Hero Collection 2 Card type: Fusion/Effect Monster Rarity: Secret Rare Attack: 2400 Defense: 1500 "Elemental HERO Sparkman" + "Elemental HERO Clayman" Must be Fusion Summoned and cannot be Special Summoned by other ways. Once per turn: You can discard 1 card to target 1 face-up monster on the field with original ATK less than the ATK of this card; destroy that target.