To hear Stan Lee tell it, the X-Men came to be precisely because he was tired of making up origin stories. Instead of ...
Mister Sinister first appeared in Uncanny X-Men #221 in 1987. Marvel plans for Mister Sinister to play a significant role as the primary antagonist in the upcoming X-Men saga. Sinister will appear ...
In the process, a rift between them opened, which began the eternal war between Magneto's Brotherhood and Professor X's X-MEN.