In the World of Greyhawk campaign setting for the Dungeons & Dragons role-playing game, Incabulos is the god of Plagues, Sickness, Famine, Nightmares, Drought, and Disasters. His unholy symbol is the magic icon called the Eye of Possession. Description Incabulos's appearance is said to be absolutely terrifying: a deformed body, skeletal hands, and a face from the worst nightmare. He rides a nightmare and is accompanied by night hags, likewise mounted. (World of Greyhawk boxed set (1983) Gygax,… (More on Incabulos)