Card Rulings:Bonding - H2O


 * Tributing 2 "Hydrogeddon" and 1 "Oxygeddon" is a cost to activate "Bonding - H2O".


 * You can Tribute face-down monsters for this cost.


 * You can use "Bonding - H2O" to Special Summon a "Water Dragon" from your Graveyard, even if it was not properly Summoned previously.