From the back of the book: Collected into one big volume for the first time ever. - The three original Mechanoids books - The Mechanoid Invasion, The Journey and Homeworld! - Great villains, alien races, psionics and more. - Three unique levels of adventure. - A short history concerning the beginning of Palladium Books and its first RPG, The Mechanoid Invasion. - Conversion Notes for using the Mechanoids in Rifts, Robotech and Heroes Unlimited. - A Glimpse at Palladium's past and humble beginnings.