Liberator, Urza's Battlethopter [The Brothers' War Prerelease Promos] Phyrexian Praetor Beast Other legendary creatures you control

Other legendary creatures you control have vigilance and “{T}: Add one mana of any color

” (When you cast one

Set: Commander Masters Type: Artifact Rarity: Mythic Cost: {0} {T}

create a token that's a copy of that creature

Liberator, Urza's Battlethopter [The Brothers' War Prerelease Promos] Phyrexian Praetor Beast Other legendary creatures you controlSet: The Brothers' War Prerelease Promos Type: Legendary Artifact Creature Thopter Rarity: Rare Cost: {3} Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1 +1 counter on Liberator.