Helm of Obedience [Alliances] Bolas An enigma as vexing as

An enigma as vexing as life itself

Set: From the Vault: Exiled Type: Instant Rarity: Mythic Cost: {G} Cast this spell only before the combat damage step

{U}: Counter target spell with the chosen name

{R}: Shivan Dragon gets +1/+0 until end of turn

each opponent may put any number of artifact

Helm of Obedience [Alliances] Bolas An enigma as vexing asSet: 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.