In the World of Greyhawk campaign setting for the Dungeons & Dragons role-playing game, Incabulos (in-CAB-yoo-lohs) is the god of Plagues, Sickness, Famine, Nightmares, Drought, and Disasters. His unholy symbol is the magic icon called the Eye of Possession, a green eye in a red diamond. Publication history Advanced Dungeons & Dragons 1st edition (1977-1988) Incabulos was first detailed for the Dungeons & Dragons game in "The Deities and Demigods of the World of Greyhawk" by Gary Gygax in Drago… (More on Incabulos)