Exploder Dragonwing [LC5D-EN070] Rare Classic Collection If this card was Fusion

If this card was Fusion Summoned using 2 or more "Ancient Gear Golem" and/or "Ancient Gear Golem - Ultimate Pound" as material

this card's ATK becomes double that opponent's monster's original ATK until the end of the Damage Step

and you shuffle the rest back into your Deck

Special Summon 1 Level 5 or lower "Kozmo" monster from your Deck

Exploder Dragonwing [LC5D-EN070] Rare Classic Collection If this card was FusionSet: Legendary Collection 5D's Card type: Synchro Effect Monster Rarity: Rare Attack: 2400 Defense: 1600 1 Tuner + 1 or more non Tuner Dragon Type monsters At the start of the Damage Step, if this card battles a monster: You can destroy that monster, and if you do, inflict damage to your opponent equal to the ATK the destroyed monster had on the field. This card's ATK must be greater than or equal to the ATK of that monster to activate and to resolve