Character Law and Campaign Law: provides rules that are compatible with any system. This book is actually two books in one, Character Law and Campaign Law. Allowing players and GM's to advance both a character and the world around them.
Fantasy Hero Campaign Book - Hero is a system designed for any setting. Fantasy takes that same system and puts the magic back into roleplaying. With the most veritile modular game invented Fantasy Hero makes it easy to take Hero into any fantasy setting.