Great ghul

Great ghouls were cousins of genies who occupied the lowest rung in the hierarchy of the djinn. They were often found in cemeteries where they fed on corpses. Usually great ghouls womans.Great ghouls had one interesting feature- their feet were always donkey hooves, although they often tried to hide this shortcoming by wearing long robes or boots. Ghouls adored eating the flesh from corpses and then drinking the bone marrow. They often had long hair and bushy eyebrows. They had clawed fingers and well developed muscles. Their white skin was always sticky and cold. Great ghouls perfectly knew that their looks were very repulsively so they often tried to hide their ugliness with lush sarafans and jewelry.

Combat
Great ghouls attacked enemies with sharp claws and teeth. Only magical weapons could injure or kill a great ghoul. Great Ghouls could use various spells including bestow invisibility, polymorph self, and shocking grasp.Being undead, Great ghouls had a special immunity to poison and many mind-affecting spells. They were much weaker during the daytime than at night and could be injured with holy water.Great ghoul magicians were much more dangerous than their simple relatives.

Habitat/Society
Great Ghouls prefered living in ruins or caves of the high mountains. Thanks to their great strength and claws, ghouls could climb on flat surface to surprise prey. Many great ghouls adored perfume, using its to hide their disgusting smell. Great ghoul mages lived in seclusion but most ghouls lived in pairs. People were usually afraid of the great ghouls and genies despised them, so they would often conceal their appearance by using spells. They often used their ability to polymorph to penetrate in the city to find food.

Ecology
Great ghouls often performed tasks for genies or helped people if they took an interest.

Sourcebooks

 * Monstrous Compendium Al-Qadim Appendix