Ulamog, the Ceaseless Hunger [Commander Masters] Ravnica Allegiance Promos Set: The List Type: Legendary

Set: The List Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {5}{B}{B} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

and you cried

STR 7 (-2)

Whenever another creature enters the battlefield under your control

Ulamog, the Ceaseless Hunger [Commander Masters] Ravnica Allegiance Promos Set: The List Type: LegendarySet: Commander Masters Type: Legendary Creature Eldrazi Rarity: Mythic Cost: {10} A force as voracious as time itself. When you cast this spell, exile two target permanents. Indestructible Whenever Ulamog, the Ceaseless Hunger attacks, defending player exiles the top twenty cards of their library.