Argumento
Professor X is at the forefront in the pursuit of the peaceful coexistence between mankind and mutants. Magneto is at the forefront of a faction of the mutant populace that believes that the mutants should rule mankind. However, these two powerful opposing forces were not always enemies. In fact they were best friends. Chris Claremont and Dave Cockrum reveal an exciting adventure from the past when Charles Xavier and Magneto stood side-by-side against a burgeoning evil known as Hydra! (mycomicshop.com)