Xetzirbor

Xetzirbor was a mind flayer during or after the Rage of Demons.

History
During the Rage of Demons, the elder brain of Cyrog, also named Cyrog, died and was raised as an undead creature by the demon lord Orcus.

During this event, Xetzirbor went to Gravenhollow to find a means of saving the dying elder brain.

Appearances

 * Out of the Abyss