Urza's Ruinous Blast [Dominaria Prerelease Promos] Elder Dinosaur whenever either of those creatures

whenever either of those creatures deals combat damage

Nothing restrains a burning passion

Set: Judge Gift Cards 2008 Type: Sorcery Rarity: Rare Cost: {1}{B} Search your library for a card

Set: Beta Edition Type: Instant Rarity: Common Cost: {X}{U} Counter target spell unless its controller pays {X}

Urza's Ruinous Blast [Dominaria Prerelease Promos] Elder Dinosaur whenever either of those creaturesSet: 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.