Stifle (Invocation) [Amonkhet Invocations] Gideon each other non-Aura enchantment you

each other non-Aura enchantment you control is a creature in addition to its other types and has base power and base toughness each equal to its converted mana cost

where X is that spell's converted mana cost

All creatures able to block enchanted creature do so

−6: Choose target artifact card in a graveyard or artifact on the battlefield

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {3} You may spend white mana as though it were red mana

Stifle (Invocation) [Amonkhet Invocations] Gideon each other non-Aura enchantment youSet: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U} Counter target activated or triggered ability. (Mana abilities can't be targeted.)