From the back of the book: The Ultimate Martial Artist is the definitive guide to roleplaying martial arts. This sourcebook includes: Over 120 martial arts styles and variants. Over 130 different martial arts weapons. New martial arts combat maneuvers New combat rules Detailed rules for designing martials arts maneuvers and styles Secrets of ninja clans Secret martial arts societies Guidelines for using martial arts in other genres Notes for use with Champions, Fantasy Hero, and all Hero System games Conversion notes for using martial arts in popular game systems And more!