Thunder Dragon Colossus [OP10-EN001] Ultimate Rare 213 you may put the top

you may put the top card of your [CLOCK] into your waiting room

vanish target SIGNI on your opponent's field with power 8000 or less

Set: Fossil Unlimited Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Set: Streets of New Capenna Commander Promos Type: Creature — Rat Rarity: Rare Cost: {3}{B} Trample

Thunder Dragon Colossus [OP10-EN001] Ultimate Rare 213 you may put the topSet: 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.