Name: Altar of Dementia Cost: 2 CMC: 2 Color: CID: Type: Artifact Rules Text: Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power. Set/Rarity: Tempest rare, Conspiracy rare, Modern Horizons rare, The Brothers' War Retro Artifacts mythic Set Code: TMP-R, CNS-R, MH1-R, BRR-M Legality: Legal in historic, Legal in duel, Legal in vintage, Legal in commander, Legal in legacy, Legal in gladiator, Legal in premodern, Legal in modern, Legal in oathbreaker, Legal in brawl, Legal in predh, Legal in penny, Legal in timeless Price: $17.48 Foil price: $16.71