Myr Battlesphere [Commander 2013] XY22 Set: Duel Devastator Card type:

Set: Duel Devastator Card type: Continuous Spell Rarity: Ultra Rare During your Main Phase

Set: Circuit Break Card type: Continuous Trap Rarity: Super Rare The activation and effects of "Altergeist" cards activated on your field cannot be negated

Set: Stardust Overdrive Card type: Effect Monster Rarity: Ultimate Rare Attack: 3000 Defense: 2500 This card cannot be Normal Summoned or Set

You can only use this effect of "Valerifawn

Myr Battlesphere [Commander 2013] XY22 Set: Duel Devastator Card type:Set: Commander 2013 Type: Artifact Creature Myr Construct Rarity: Rare Cost: {7} When Myr Battlesphere enters the battlefield, create four 1 1 colorless Myr artifact creature tokens. Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X +0 until end of turn and deals X damage to the player or planeswalker it's attacking.