The Mightstone and Weakstone [The Brothers' War: Prerelease Promos] Dragons of Tarkir Promos Set: Collectors’ Edition Type: Creature

Set: Collectors’ Edition Type: Creature — Demon Rarity: Rare Cost: {4}{B}{B}{B} Flying

There was no trace/ Of aught on that illumined face

Son of Yawgmoth

Set: The List Type: Enchantment Rarity: Mythic Cost: {W} At the beginning of your upkeep

Equipped creature has indestructible

The Mightstone and Weakstone [The Brothers' War: Prerelease Promos] Dragons of Tarkir Promos Set: Collectors’ Edition Type: CreatureSet: 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.)