Scott and Rogue end up on a geology club field trip together. Scott tries to be friendly to her, but it turns out Mystique has other plans...

Magneto steals plans for a top-secret project that produced super soldiers. Wolverine worked on it during World War II.

At Xavier's urging, the Brotherhood and the X-Men unite to battle Magneto; and the Institute begins to self-destruct while students are trapped in the mansion.

A traitor in the battle threatens the efforts of the X-Men and the Brotherhood against Magneto, who has another secret weapon--the Sentinel robot.

The X-Men and the Brotherhood rally after the mansion's destruction, and they try to find Xavier and the captured X-Men.

The destroyed Institute is restored by the X-Men; Mystique escapes and sets a trap for Cyclops.

Mesmero releases Apocalypse from his tomb and the X-Men, Brotherhood and Acolytes rush to the tomb to fight him.

Xavier finds Apocalypse in Egypt, and Apocalypse unleashes four horsemen, who battle the X-Men.