name: Urza, Lord Protector // Urza, Planeswalker
printings: BRO, PBRO
text: Artifact, instant, and sorcery spells you cast cost {1} less to cast.\n{7}: If you both own and control Urza, Lord Protector and an artifact named The Mightstone and Weakstone, exile them, then meld them into Urza, Planeswalker. Activate only as a sorcery.
type: Legendary Creature — Human Artificer