Prometheus, King of the Shadows [FOTB-EN063] Secret Rare 2010 Duelist Pack Collection Tin When a face-up monster you

When a face-up monster you control is selected as an attack target

You can discard this card to the Graveyard to add a "Polymerization" from your Deck to your hand

destroy 1 card on your opponent''s side of the field

Must be Special Summoned (from your hand) by sending 3 face-up Trap Cards you control to the Graveyard

You can only activate 1 "SPYRAL GEAR - Big Red" per turn

Prometheus, King of the Shadows [FOTB-EN063] Secret Rare 2010 Duelist Pack Collection Tin When a face-up monster youSet: 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.