Elemental Hero Thunder Giant [EHC2-EN004] Secret Rare Leader or "Duoterion" in your GY

or "Duoterion" in your GY

(Look at the top 2 cards of your deck

when your opponent would Special Summon exactly 1 monster: You can send this face-up card to the Graveyard

you can select 1 face-up monster your opponent controls

Elemental Hero Thunder Giant [EHC2-EN004] Secret Rare Leader or "Duoterion" in your GYSet: Elemental Hero Collection 2 Card type: Fusion Effect Monster Rarity: Secret Rare Attack: 2400 Defense: 1500 "Elemental HERO Sparkman" + "Elemental HERO Clayman" This monster cannot be Special Summoned except by Fusion Summoned. Once per turn, during your Main Phase, by discarding 1 card from your hand, select and destroy 1 face up monster on the field with an original ATK that is less than the ATK of this card.