Prometheus, King of the Shadows [FOTB-EN063] Secret Rare Secret Utility Box This card returns to its

This card returns to its owner's hand during the End Phase of the turn that it was Normal Summoned or flipped face-up

'd by effects until the start of your next turn

you can Special Summon 2 "Hydrogeddon"s and 1 "Oxygeddon" from your Graveyard

Set: Gladiator's Assault Card type: Fusion/Effect Monster Rarity: Secret Rare Attack: 2600 Defense: 2300 "Elemental Hero Sparkman"+ "Elemental Hero Bladedge" This monster cannot be Special Summoned except by Fusion Summon

Prometheus, King of the Shadows [FOTB-EN063] Secret Rare Secret Utility Box This card returns to itsSet: Force of the Breaker Card type: Effect Monster Rarity: Secret Rare Attack: 1200 Defense: 800 When you Normal Summon this card, remove from play any number of DARK monsters in your Graveyard. This card gains 400 ATK for each removed card, until the End Phase of this turn.