Title : The Mightstone and Weakstone

Quantity Available : 1

Collector Number : 238s

Rarity : rare

Mana Cost : {5}

Type : Legendary Artifact — Powerstone

Oracle Text : When The Mightstone and Weakstone enters, 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.)