Black Rose Dragon [CSOC-EN039] Ultra Rare Photon Shockwave if you have 1 or

if you have 1 or less cards in your hand

and Special Summon that Fusion Monster from your Fusion Deck

At the beginning of your upkeep

or the ocean’s depths

Warmaster Horus leads the triumphant Imperial forces against the rebel world of Isstvan III where Horus's treachery is finally revealed

Black Rose Dragon [CSOC-EN039] Ultra Rare Photon Shockwave if you have 1 orSet: Crossroads of Chaos Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 2400 Defense: 1800 1 Tuner + 1 or more non Tuner monsters When this card is Synchro Summoned, you can destroy all cards on the field. Once per turn, you can remove from play 1 Plant Type monster from your Graveyard to change 1 monster your opponent controls to face up Attack Position, and reduce its ATK to 0 until the End Phase.