At the beginning of a new year at Xavier's School, Kitty Pride returns as its newest instructor; tensions between the mutants grow when Wolverine catches Cyclops and Emma Frost sharing the same bed.

The X-Men confront Ord; Kitty Pryde challenges Emma Frost; the team is divided.

Wolverine and Beast debate the "cure"; Cyclops visits Nick Fury.

The X-Men infiltrate Benetech; Ord invades the Xavier Institute.

The X-Men and Ord go to war.

The X-Men and Ord go to war, but the X-Men need help to defend against him.

The heroes protect people from a monster; a depressed mutant teenager tests his power.

A fellow student dares Wing to test his lost power resulting in his death.

The students start to panic when they realize Wing is missing.

A Sentinel reawakens and seeks to destroy the X-Men.

Despite being in the Danger Room, the students are threatened.

The X-Men try to save the students in the Danger Room.

Emma joins Cassandra from her deal long ago; Logan trains the students.

Emma manages to disable Scott's powers; Cassandra confronts Beast.

The Hellfire Club successfully breaks down the X-Men on the battlefield and in their minds.

Dramatic changes occur in the lives of the X-Men.

Dramatic changes occur in the lives of the X-Men.

Dramatic changes occur in the lives of the X-Men.

The X-Men head to Breakworld to save Earth from destruction.

The mutants react to the fallout surrounding the prophecy claiming Colossus will destroy Breakworld.

Ord and his warriors confront the X-Men and S.W.O.R.D.

The X-Men defend Colossus as the Breakworld warlords demand his death to save their planet.

Dramatic changes occur in the lives of the X-Men.

Dramatic changes occur in the lives of the X-Men.

Dramatic changes occur in the lives of the X-Men.