Altar of Dementia (Retro Schematic) [The Brothers' War Retro Artifacts] Outlaws of Thunder Junction look at four random cards

look at four random cards from your sideboard and exile one face down

Whenever a creature token enters the battlefield under your control

Set: Ikoria: Lair of Behemoths Type: Artifact Creature — Giant Rarity: Rare Cost: {3} At the beginning of combat on your turn

4 or 5 — Comet

Set: Dominaria United Prerelease Promos Type: Legendary Creature — Nightmare Rarity: Rare Cost: {1}{B}{B} At the beginning of your end step

Altar of Dementia (Retro Schematic) [The Brothers' War Retro Artifacts] Outlaws of Thunder Junction look at four random cardsSet: The Brothers' War Retro Artifacts Type: Artifact Rarity: Mythic Cost: {2} Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power. My dreams have brought more visions from our master: an altar, exquisite and perfect. We must build it at once. Writings of Artonac, priest of Gix