The story involves the X-Men of the future traveling to present time in order to force the time-displaced X-Men to return to their rightful time, as their presence in the current timeline will result in disastrous consequences.

The story involves the X-Men of the future traveling to present time in order to force the All-New X-Men to return to their rightful time, as their presence in the current timeline will result in disastrous consequences.

[2] Brian Michael Bendis, writer of All-New X-Men, stated that the use of time travel in the story is less important than the theme of characters exploring how the choices they make early in life affect them later on in life, in a manner similar to the 1986 feature film Peggy Sue Got Married.

The debate is suddenly interrupted by the arrival of a group of older X-Men led by an aged Kitty Pryde, the grandson of Charles Xavier, and an adult Jean Grey (the time displaced O5 Jean Grey, having never returned to the past), dressed as the new Xorn.

The true "Future X-Men" agree to travel back in time and confront the Brotherhood.

Upon arriving at the X-mansion with O5 Jean, Scott and Angel, it is discovered that the O5 Beast and Iceman are in the future.

The Brotherhood realizes that they will soon have to fight Cyclops's team and the true "Future X-Men", and accelerate their plans.

It is revealed that the "Future Kitty Pryde" is really Raze, the shape shifting son of Mystique and Wolverine.

weapon systems on site and launch the government Sentinels, which were being created in secret.

Kitty Pryde, disgusted that the modern X-Men tried to send the original five back by force, even hunting Cyclops and Jean down like criminals, quits and joins the O5 Team to continue to mentor them.

September 2013 October 2013 "Battle of the Atom" has been reviewed by a number of different websites, including IGN,[3] iFanboy[4] and Comic Book Resources.

[5] In January 2014, a mobile card game based on the event was released for iOS and Android devices.