"Chaugnar Faugns Fluch" ("The Curse of Chaugnar Faun") is a German publication for the Cthulhu RPG by Pegasus Spiele. This campaign book contains three connected scenarios set around the evil ranks of the Great Old One Chaugnar Faugn, leading the investigators to the Pyrenees, the Plateau of Tsang in Tibet and into the Heart of Horror itself.