The human government develops a cure for mutations, and Jean Gray becomes a darker uncontrollable persona called the Phoenix who allies with Magneto, causing escalation into an all-out battle for the X-Men.
In the 1960s, superpowered humans Charles Xavier and Erik Lensherr work together to find others like them, but Erik's vengeful pursuit of an ambitious mutant who ruined his life causes a schism to divide them.
Foul-mouthed mutant mercenary Wade Wilson (a.k.a. Deadpool), brings together a team of fellow mutant rogues to protect a young boy with supernatural abilities from the brutal, time-traveling cyborg Cable.
The X-Men. Protectors of peace. Jean Grey is one of the most beloved X-Men. But when a mission goes wrong, Jean is exposed to a dark and ancient power. This power has destroyed everything it comes in contact with, until her. Now that this power is becoming unstable, she releases it with destruction and anger. Now that this foreign power is consuming her, and the world is threatened, the X-Men have to face an important truth: they must save either the world, or their friend who threatens it.