Rex had a promising moonshine career. This came to a screeching halt when the Joes Drug unit came across his facility. Critically injured in the fight that ensued, Rex sought the help of one of the leading robotics experts. Now Rex lives to exact revenge on the Joes. Rex met up with the Noks in Alabama at a bar, and was almost immeadiately welcomed. When the Noks needed to send a few men to teh Cobra space program, Zartan turned to Rex. Now Rex gets to terrorize the Joes in the final frontier.