Thunder Dragon Colossus [OP10-EN001] Ultimate Rare Yu-Gi-Oh! GX Tag Force Promotional Cards return this face-up card to

return this face-up card to its owner's hand

you can destroy 1 monster with ATK or DEF equal to or higher than the ATK of this card

decrease the ATK and DEF of all your opponent's monster by 700 points

It cannot attack

You can only use each of these effects of "Tyrant Red Dragon Archfiend" once per turn

Thunder Dragon Colossus [OP10-EN001] Ultimate Rare Yu-Gi-Oh! GX Tag Force Promotional Cards return this face-up card toSet: 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.