Name: Rust Elemental Cost: 4 CMC: 4 Color: CID: Type: Artifact Creature -- Elemental Pow/Tgh: 4/4 Rules Text: Flying At the beginning of your upkeep, sacrifice another artifact. If you can't, tap this creature and you lose 4 life. Set/Rarity: Mirrodin uncommon Set Code: MRD-U Legality: Legal in duel, Legal in predh, Legal in commander, Legal in oathbreaker, Legal in legacy, Legal in modern, Legal in vintage Price: $2.75 Foil price: $4.43