Khajit is one of the twelve core members of Zuranon. His objective in E-Rantel was to create a second undead city but was foiled by Momonga and Narberal.
Born into a poor household, he first became a magic caster focusing on necromancy as a way to bring his mother back to life, but somehow got lost along the way. He joined Zuranon and dedicated himself to spreading death and destruction. He is one of the twelve core members of Zuranon.
(Source: Overlord Wikia)