Altar of Dementia [Tempest] Arcane You draw seven cards

You draw seven cards

" —Marianne Moore

You may shuffle your library

Schemes can't be set in motion that turn

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

Altar of Dementia [Tempest] Arcane You draw seven cardsSet: Tempest Type: Artifact Rare Cost: {2} Sacrifice a creature: Target player puts a number of cards equal to the sacrificed creature's power from the top of their library into their graveyard. "It is not that you will go mad. It is that you will beg for madness." Volrath