Urza's Ruinous Blast [Dominaria Prerelease Promos] Human Bird Set: Onslaught Type: Enchantment Rarity:

Set: Onslaught Type: Enchantment Rarity: Rare Cost: {2}{R}{R} Whenever a creature enters the battlefield

Keranos isn't a creature

The Nightmare arises from its lair in the swamps

Set: Chronicles Type: Artifact Rarity: Common Cost: {3} Sacrifice a creature: Add {C}{C}

Set: Commander 2017 Type: Creature — Dragon Rarity: Mythic Cost: {6}{R}{R} Flying

Urza's Ruinous Blast [Dominaria Prerelease Promos] Human Bird Set: Onslaught Type: Enchantment Rarity:Set: Dominaria Prerelease Promos Type: Legendary Sorcery Rarity: Rare Cost: {4}{W} (You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Exile all nonland permanents that aren't legendary. Centuries ago, one man's vengeance plunged the world into ice and darkness.