GURPS KlingonsNewly revised in 2021, GURPS Klingons is the sourcebook for the GURPS Prime Directive's Empire of Steel. The Klingon Empire is the most dangerous enemy faced by the Federation, and yet the Klingons don't think of the Federation as their primary threat, except economically. In this book, you will find out even more about the empire and the people who inhabit it! More about the history of the Klingons! Find out how Kahless conquered the planet. Discover