A collection of scenarios and settings for Down Darker Trails—the Wild West setting for Call of Cthulhu and Pulp Cthulhu. It contains further information and challenges for those seeking bold adventure in the American Wild West.

A three-act campaign, The Shadow Over Stillwater, set in the mountains of the Territory of New Mexico. A pursuit of a fugitive murderer leads the investigators to a mystery involving strange inhabitants, bizarre lights in the sky, wandering dead, and the machinations of a once-powerful and ancient tribe striving to reclaim its lost glory.

Requires the Call of Cthulhu Keeper’s Rulebook (7th edition) to play, and is optionally compatible with Pulp Cthulhu. A copy of the Down Darker Trails setting book is recommended.