Shuffle 1 "Duoterion", 1 "Hydrogeddon", and 1 "Oxygeddon" from your hand and/or GY into the Deck; Special Summon 1 "Water Dragon Cluster" from your hand or GY. You can banish this card from your GY; add 1 "Water Dragon" or "Water Dragon Cluster" from your Deck or GY to your hand.