Collector Number:

577

Card Type:

Legendary Creature — Eldrazi

Mana Cost:

Oracle Text:

When you cast this spell, destroy target permanent.
Indestructible
Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents of their choice.)
When Ulamog is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.