A new X-Men rumor suggests Marvel Studios will follow fan requests to unite several mutant characters previously not seen together. It also appears the X-Men reboot will retain a key element from the original X-Men. This is just a rumor and should be treated as such, as Marvel Studios has not commented on it. Marvel’s X-Men reboot has already confirmed several key mutant rolesAt the time of writing, Marvel Studios has officially cast three characters in X-Men. The X-Men reboot will kick off the MCU’s Mutant Saga, which has been slowly teased over the years.