Name: Slagstone Refinery Cost: 4 CMC: 4 Color: CID: Type: Artifact Rules Text: Whenever this artifact or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") Set/Rarity: The Brothers' War uncommon Legality: Legal in modern, Legal in oathbreaker, Legal in commander, Legal in gladiator, Legal in timeless, Legal in vintage, Legal in duel, Legal in legacy, Legal in pioneer, Legal in brawl, Legal in historic Price: $0.12 Foil price: $0.15