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 commander, Legal in oathbreaker, Legal in modern, Legal in predh, Legal in timeless, Legal in legacy, Legal in brawl, Legal in duel, Legal in gladiator, Legal in premodern, Legal in penny, Legal in historic, Legal in vintage Price: $18.42 Foil price: $16.71