Helm of Obedience [Alliances] Conflux Set: Tempest Type: Sorcery Rarity:

Set: Tempest Type: Sorcery Rarity: Uncommon Cost: {B} Put target creature card from a graveyard onto the battlefield under your control

{T}:Add {U}

Set: Strixhaven: School of Mages Mystical Archive Type: Sorcery Rarity: Mythic Cost: {3}{G}{G} Choose two —

but it is predictable

(If unsolved

Helm of Obedience [Alliances] Conflux Set: Tempest Type: Sorcery Rarity:Set: Alliances Type: Artifact Rarity: Rare Cost: {4} {X}, {T}: Target opponent mills a card, then repeats this process until a creature card or X cards have been put into their graveyard this way, whichever comes first. If one or more creature cards were put into that graveyard this way, sacrifice Helm of Obedience and put one of them onto the battlefield under your control. X can't be 0.