Name: Myr Superion Cost: 2 CMC: 2 Color: CID: Type: Artifact Creature -- Myr Pow/Tgh: 5/6 Rules Text: Spend only mana produced by creatures to cast this spell. Set/Rarity: Magic Online Promos rare, DCI Promos rare, New Phyrexia rare Legality: Legal in duel, Legal in predh, Legal in vintage, Legal in oathbreaker, Legal in penny, Legal in modern, Legal in legacy, Legal in commander Price: $2.34 Foil price: $4.46