The Mightstone and Weakstone [The Brothers' War Prerelease Promos] Draft III — Search your library

III — Search your library for an artifact card with mana cost {0} or {1}

If Blightsteel Colossus would be put into a graveyard from anywhere

You will only get one answer back

except it's a 1/1 white Spirit creature with flying in addition to its other types

Set: Multiverse Legends Type: Legendary Creature — Human Warrior Rarity: Uncommon Cost: {1}{G} Deathtouch

The Mightstone and Weakstone [The Brothers' War Prerelease Promos] Draft III — Search your librarySet: 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.)