Before
mutants had revealed themselves to the world, and before Charles
Xavier and Erik Lehnsherr took the names Professor X and Magneto, they
were two young men discovering their powers for the first time. Not
archenemies, they were instead at first the closest of friends, working
together with other Mutants (some familiar, some new), to prevent
nuclear Armageddon. In the process, a grave rift between them opened,
which began the eternal war between Magneto's Brother...