2011 · Sourcebook (rules/options to enhance play)

Detectives: Open D6 Version

A sourcebook for Open D6 investigation campaigns covering urban crime dramas, psychological thrillers, murder mysteries, and secret-agent adventures. It provides guidance for creating and pacing investigations, presenting clues, managing contacts and information, using red herrings, and keeping plots moving without revealing the solution. The book includes customizable villains, randomly generated conspiracies, encounter tables, non-player characters, and examples for handling suspense and intrigue. Players also receive investigation-focused skills, feats, and classes, along with advice for using abilities such as Investigate and Gather Information.