Paradox Engine [Aether Revolt Prerelease Promos] Nemesis this unique mechanism extracts power

this unique mechanism extracts power from a carefully prepared gemstone

Set: Seventh Edition Type: Sorcery Rarity: Rare Cost: {2}{W}{W} Destroy all creatures

Set: Dominaria Promos Type: Legendary Enchantment Rare Cost: {3}{W}{U} When Oath of Teferi enters the battlefield

{T}: Exile Bronze Tablet and target nontoken permanent an opponent owns

Paradox Engine [Aether Revolt Prerelease Promos] Nemesis this unique mechanism extracts powerSet: Aether Revolt Prerelease Promos Type: Legendary Artifact Rarity: Mythic Cost: {5} Whenever you cast a spell, untap all nonland permanents you control. "One look at this glorious item convinced me that Kaladesh deserved my full attention. Sure enough, my time here has yielded exquisite fruit." Tezzeret