Helm of Obedience [Alliances] Island Set: Kaladesh Inventions Type: Artifact

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {2} Each spell costs {3} more to cast except during its controller's turn

Mirri read every leaf and wisp of breeze like a book of ancient lore

Set: Iconic Masters Type: Legendary Creature — Dragon Spirit Rarity: Rare Cost: {4}{B}{B} Flying

" —Conrad Aiken

Helm of Obedience [Alliances] Island Set: Kaladesh Inventions Type: ArtifactSet: 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.