Chaosium Basic Roleplaying: Universal Game Engine

Basic Roleplaying: Universal Game Engine is the complete guide to BRP—the same system that powers Call of Cthulhu, RuneQuest, Pendragon, Rivers of London, and countless others.

BRP’s Universal Game Engine is available royalty-free for personal and commercial use under the ORC license. Use these rules, and focus on creating your worlds, scenarios and even books to sell!

This book contains the core system rules, as well as character creation, advancement, monsters and antagonists, as well as GameMaster advice.