The Mightstone and Weakstone [The Brothers' War Prerelease Promos] 105a Set: Sword & Shield: Astral

Set: Sword & Shield: Astral Radiance Type: Darkness Rarity: Uncommon Retreat cost: Colorless

Refraction Elemental deals 2 damage to each opponent

If it's a creature card of the chosen type

Each untapped creature you control gets +0/+2 as long as it's not attacking

Golgari rot farmer

The Mightstone and Weakstone [The Brothers' War Prerelease Promos] 105a Set: Sword & Shield: AstralSet: 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.)