Urza's Ruinous Blast [Dominaria] Mirrodin Loreweaver

Loreweaver

You may put a green permanent card with mana value X or less from among them onto the battlefield

Set: Ixalan Type: Artifact — Equipment Rarity: Rare Cost: {2} When Dowsing Dagger enters the battlefield

Set: Invasion Type: Legendary Creature — Bird Wizard Rarity: Rare Cost: {2}{W}{U} Kicker {X}{2} (You may pay an additional {X}{2} as you cast this spell

Urza's Ruinous Blast [Dominaria] Mirrodin LoreweaverSet: Dominaria 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.