From the back of the PDF Where Heaven and Earth meet is the Middle Kingdom Enter the land of Zhongguo, where Dragons, Qilings, and other creatures of legend live among Cats, Rats, Dogs and dozens of other race... Where Celestial Bureaucracy governs not only the Noble Houses of Earth, but also the Heaven Court and even weather itself... Where evil lurks in forgotten places, and ambition stirs in the hearts of the greedy and wrathful... Where masters of the mystic martial arts make impossible feats look effortless... Where wizards conjure forth balls of fire, bolts of lightning, thunderstorms, or even change fate itself... Where adventure can be found from the uncharted wilderness, to the Forbidden city of Mâjing, and all places in between. The Book of Jade expands your IRONCLAW campaign with new lands for adventure, new species and careers, new martial arts, and new magic. You will need the IRONCLAW Player's Book or the Omnibus to play this game.