Siege Dragon [Magic 2015 Promos] Crab Beast but only if your opponent

but only if your opponent controls no monsters

Set: Gold Series 3 Card type: Effect Monster Rarity: Common Attack: 2000 Defense: 900 If your opponent controls a monster and you control no monsters

Set: Starter Deck: Kaiba Card type: Normal Monster Rarity: Common Attack: 1000 Defense: 500

Set: Shonen Jump Magazine Promos Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 4000 Defense: 4000 1 Tuner Synchro Monster + 2 or more non-Tuner Synchro Monsters Must be Synchro Summoned

Siege Dragon [Magic 2015 Promos] Crab Beast but only if your opponentSet: Magic 2015 Promos Type: Creature Dragon Rarity: Rare Cost: {5}{R}{R} Flying When Siege Dragon enters the battlefield, destroy all Walls your opponents control. Whenever Siege Dragon attacks, if defending player controls no Walls, it deals 2 damage to each creature without flying that player controls.