The Cult Pestilence

From the introduction: Greyhawk City is infamous as a city of thieves, assassins, and adventurers — and yet, not all groups find welcome within the city. The Cult of Incabulos is one such group. Universally hated and reviled, the worshipers of Incabulos practice their foul faith in secret places and under the cover of darkness. User summary: A short scenario for 1st - 3rd level characters. Distributed as an HTML page and a supporting GIF image (map).