A common fire-breathing enemy unites rivals in the Dark Ages.

Griffin Michael is the only survivor of a top-secret C.I.A. program that raised five people to become superweapons—human killing machines. Griffin has been trained to use his mind as a weapon: with a small brain impulse he can move objects hundreds of times his own weight, and can kill with a single thought. Now he is about to be released from the remote secret facility where he has been raised, and unleashed on an unsuspecting world...

Leo Vincey receives a map from his late father, leading him to the legendary city of Kor in search of an explanation for his mysterious ancestry.