Stifle (Invocation) [Amonkhet Invocations] Commander that creature's controller sacrifices it

that creature's controller sacrifices it

Set: Revised Edition Type: Instant Rarity: Rare Cost: {R}{R} Copy target instant or sorcery spell

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {3}{U}{U} You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost

Steward of Elements

Set: Beta Edition Type: Creature — Elephant Rarity: Common Cost: {3}{G} Trample

Stifle (Invocation) [Amonkhet Invocations] Commander that creature's controller sacrifices itSet: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U} Counter target activated or triggered ability. (Mana abilities can't be targeted.)