Chaosium’s classic investigative game of normal people going a bit mad in the face of unspeakable horrors is 40 this year. With that comes a new 40th Anniversary Edition of the Call of Cthulhu Keeper ...

Chaosium, in collaboration with GaxxWorx, has announced the release of Madness at Geneva Lake, a new Call of Cthulhu adventure that combines a lesser-known chapter of TSR’s history with a story of ...

This document is meant to describe changes from the rules in the Trail of Cthulhu rulebook. The descriptions for new mechanics are reproduced from GUMSHOE SRD, occasionally with minor changes to suit ...

For example, the PDF version of the Candela Obscura Core Rulebook, which would usually set you back $39.99 is currently $19.99 on DriveThruRPG. If you're hungry for more, the Complete Candela ...