Thunder Dragon Colossus [SOFU-EN037] Secret Rare Link/Effect Monster during damage calculation (Quick Effect):

during damage calculation (Quick Effect): You can Tribute 1 monster this card points to

You can only use this effect of "Prank-Kids Dropsies" once per turn

Special Summon 1 "The Winged Dragon of Ra" from your hand or Deck

Set: Duel Power Card type: Quick Play Spell Rarity: Ultra Rare When a monster's attack is negated: Target that monster

Thunder Dragon Colossus [SOFU-EN037] Secret Rare Link/Effect Monster during damage calculation (Quick Effect):Set: Soul Fusion Card type: Fusion Effect Monster Rarity: Secret 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. If this card