Altar of Dementia [Tempest] Arcane " —Shauku

" —Shauku

Schemes can't be set in motion that turn

Black Vise deals X damage to that player

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 " —ShaukuSet: 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