You can discard this card; add 1 "Bonding" Spell/Trap from your Deck to your hand. If this card is Normal or Special Summoned: You can target 1 "Hydrogeddon", "Oxygeddon", or "Duoterion" in your GY; Special Summon it. You can only use each effect of "Duoterion" once per turn.
Duoterion [SGX2-ENC10] Common
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![Duoterion [SGX2-ENC10] Common](http://invasioncnc.ca/cdn/shop/files/287863_11e1dea0-4fd5-4285-a5e3-f9b6063f58cd.jpg?v=1730393593&width={width})
