Ulamog, the Infinite Gyre [Ultimate Masters] Aether Revolt Prerelease Promos they burrowed

they burrowed

Hidden Gibbons becomes a 4/4 Ape creature

return Boneyard Scourge from your graveyard to the battlefield

return target creature that player controls to its owner's hand

Ulamog, the Infinite Gyre [Ultimate Masters] Aether Revolt Prerelease Promos they burrowedSet: Ultimate Masters Type: Legendary Creature Eldrazi Mythic Cost: {11} When you cast this spell, destroy target permanent. Indestructible Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.) When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.