From inside front cover (second page of PDF) Castlemourn is a post-apocalyptic fantasy setting where kingdoms fight for power through political intrigue and outright warfare; where the brave seek their fortunes in dangerous ruins, and where everyone fears the unspeakable evil that shadows the land. A Player’s Guide to Castlemourn is a 40-page introduction to the lands of Mourna. It will allow you to create and run a character with basic knowledge of the setting using current Third Edition rules. The Guide includes original fiction by Ed Greenwood!