Aznahz, the Haruspex, is the half-daemon child of Morimbuul the daemon and a human Apostate named Ravai. He prophesied the splitting of Sartan the Malevolent into Shaitan, God of Oppression and Apollyon, God of Suffering.

He resides in the Ziggurat of Malignancy, and has two half-siblings: Sabatu who resides in the Mhaldorian Cathedral, and the late Nebatu, who was slain by Vyrae.