When Emperor Zombie threatens the safety of all life on earth, President Lincoln enlists the aid of a mechanical head who, with his associates Mr. Groin and Mr. Dog, must brave ancient tombs, a Victorian flying apparatus, and ghosts.

"This book collects The Amazing Screw-On Head comic book, the story 'The Magician and the Snake' from Dark Horse Maverick: Happy Endings, published by Dark Horse Comics, and several new stories"--T.p. verso.