Thunder Dragon Colossus [OP10-EN001] Ultimate Rare Trap Shadow (This creature can block

Shadow (This creature can block or be blocked by only creatures with shadow

Ancient Tomb deals 2 damage to you

it gains 1000 ATK

If you don't

" —Elven proverb

Thunder Dragon Colossus [OP10-EN001] Ultimate Rare Trap Shadow (This creature can blockSet: OTS Tournament Pack 10 Card type: Fusion Effect Monster Rarity: Ultimate Rare Attack: 2600 Defense: 2400 "Thunder Dragon" + 1 Thunder monster Must be either Fusion Summoned, or Special Summoned during the turn a Thunder monster's effect was activated in the hand, by Tributing 1 Thunder Effect non Fusion Monster (in which case you do not use "Polymerization"). Cards cannot be added from the Main Deck to your opponent's hand except by drawing them.