Number C9: Chaos Dyson Sphere [PGLD-EN022] Gold Secret Rare Circuit Break You can only use this

You can only use this effect of "Dark Magician of Chaos" once per turn

Synchro Summon 1 Synchro Monster using only that monster and this card

Set: Dragons of Legend: Unleashed Card type: Fusion/Effect Monster Rarity: Ultra Rare Attack: 2400 Defense: 2000 Must be Special Summoned with "The Claw of Hermos"

Set: Legendary Dragon Decks Card type: Xyz/Effect Monster Rarity: Ultra Rare Attack: 2100 Defense: 1600 3 Level 6 LIGHT Machine monsters Once per turn

so keep your "Fire Formation" cards from Fists of the Gadgets at the ready

Number C9: Chaos Dyson Sphere [PGLD-EN022] Gold Secret Rare Circuit Break You can only use thisSet: Premium Gold Card type: Xyz Effect Monster Rarity: Gold Secret Rare Attack: 3600 Defense: 3200 3 Level 10 monsters At the start of the Damage Step, if this card battles an opponent's monster: You can attach that monster to this card as a face up Xyz Material. Once per turn: You can inflict 300 damage to your opponent for each Xyz Material attached to this card. If this card has "Number 9: Dyson Sphere" as an Xyz Material, it gains this effect.