Altar of Dementia (218) [Modern Horizons] Condition:Moderately Played Foil destroy Cosmic Horror unless you

destroy Cosmic Horror unless you pay {3}{B}{B}{B}

Set: Aquapolis Type: Grass Rarity: Rare Retreat cost: Colorless

Set: Coldsnap Type: Snow Artifact Creature — Phyrexian Construct Rarity: Rare Cost: {3} Cumulative upkeep—Sacrifice a creature

Set: Eternal Masters Type: Sorcery Rarity: Rare Cost: {R} Search your library for a card

during either player's turn: You can detatch 1 Xyz Material from this card

Altar of Dementia (218) [Modern Horizons] Condition:Moderately Played Foil destroy Cosmic Horror unless youSet: Modern Horizons Type: Artifact Rarity: Rare Cost: {2} Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power. "It is not that you will go mad. It is that you will beg for madness." Volrath