Ulamog, the Defiler (383) [Modern Horizons 3] Prophecy Promos where X is the difference

where X is the difference

Set: Fourth Edition Foreign Black Border Type: Creature — Human Wizard Rarity: rare Cost: {1}{B}{B} Whenever this creature deals damage

Set: Murders at Karlov Manor Type: Land — Plains Swamp Rarity: rare ({T}: Add {W} or {B}

Set: The Brothers' War Promos Type: Legendary Artifact — Powerstone Rarity: rare Cost: {5} When The Mightstone and Weakstone enters

Set: Iconic Masters Type: Legendary Creature — Dragon Spirit Rarity: rare Cost: {4}{B}{B} Flying When Kokusho dies

Ulamog, the Defiler (383) [Modern Horizons 3] Prophecy Promos where X is the differenceSet: Modern Horizons 3 Type: Legendary Creature Eldrazi Rarity: mythic Cost: {10} When you cast this spell, target opponent exiles the top half of their library, rounded up. WardSacrifice two permanents. Ulamog enters with a number of +1 +1 counters on it equal to the greatest mana value among cards in exile. Ulamog has annihilator X, where X is the number of +1 +1 counters on it.