The Mightstone and Weakstone [The Brothers' War Prerelease Promos] Lightning[+30] Set: World Championships 2013 Type:

Set: World Championships 2013 Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

Set: World Championships 2006 Type: Lighting Rarity: Ultra Rare

After this main phase

Stranded on New Capenna without a spark

Shadow (Auras stay in the arena

The Mightstone and Weakstone [The Brothers' War Prerelease Promos] Lightning[+30] Set: World Championships 2013 Type:Set: The Brothers' War Prerelease Promos Type: Legendary Artifact Powerstone Rarity: Rare Cost: {5} When The Mightstone and Weakstone enters the battlefield, choose one Draw two cards. Target creature gets 5 5 until end of turn. {T}: Add {C}{C}. This mana can't be spent to cast nonartifact spells. (Melds with Urza, Lord Protector.)