Fabula Mundi (the world story) combines real world history with medieval legends, folklore and beliefs. Campaigns in Fabula Mundi are usually run with Chrivalry & Sorcery 5th Edition, and players are expected to have a copy of the core ruklebook in print or PDF. Print copies can be ordered from game shops or direct fromĀ Brittannia Game Designs; PDF copies may be ordered from DrivethruRPG.