Name: Altar of the Brood Cost: 1 CMC: 1 Color: CID: Type: Artifact Rules Text: Whenever another permanent you control enters, each opponent mills a card. Set/Rarity: Magic Online Promos rare, Khans of Tarkir rare, Ugin's Fate rare, Secret Lair Countdown rare Legality: Legal in pioneer, Legal in historic, Legal in vintage, Legal in brawl, Legal in oathbreaker, Legal in duel, Legal in penny, Legal in timeless, Legal in gladiator, Legal in legacy, Legal in modern, Legal in commander Price: $10.51 Foil price: $23.86