Too big to be contained...the grand finale of Joss Whedon and John Cassaday's landmark run is right here! The powerlords of Breakworld bring the fight to Earth. Can the X-Men stop them from destroying the whole planet?

The last chapter of Joss Whedon and John Cassaday's landmark run is here! The powerlords of Breakworld bring the fight to Earth. Will the Avengers join their fight? What we do know is this: one of the X-Men won't walk away from this fight.