Urborg, Tomb of Yawgmoth [Ultimate Masters] Dack Spend this mana only on

Spend this mana only on spells and abilities that put tokens onto the battlefield

Set: Amonkhet Invocations Type: Creature — Elemental Mythic Cost: {3}{B}{G} Lord of Extinction's power and toughness are each equal to the number of cards in all graveyards

put a +1/+1 counter on Zurgo Helmsmasher

Set: Seventh Edition Type: Enchantment Uncommon Cost: {2}{B} As Engineered Plague enters the battlefield

Set: Fate Reforged Promos Type: Instant Rare Cost: {2}{R} Choose target creature

Urborg, Tomb of Yawgmoth [Ultimate Masters] Dack Spend this mana only onSet: Ultimate Masters Type: Legendary Land Rare Cost: Each land is a Swamp in addition to its other land types. "Yawgmoth's corpse is a wound in the universe. His foul blood seeps out, infecting the land with his final curse." Lord Windgrace