Season 2

October 20, 2001

The young X-Men are left alone in the mansion when the adults respond to a jailbreak, and they throw a party that doesn't end well.

October 27, 2001

The serum Hank McCoy uses to control his mutation no longer works, and his students are afraid of his angry outbursts.

November 3, 2001

Havok is swept out to sea while surfing in Hawaii, and Scott saves him, but they both end up stranded and have to work together to survive.

November 17, 2001

The X-Men help Storm when her abilities are threatened by a visiting African witch doctor who attempts to steal her powers.

December 1, 2001

Avalanche wants to join the Institute, but has trouble being accepted by the others, especially after he's accused of taking joyrides on the X-vehicles at night.

December 15, 2001

Xavier suspects that a flying "angel" seen above New York is a mutant, and he sends Cyclops and Rogue to find him before Magneto does.

January 26, 2002

Jean is possessed by a mutant with telepathic powers, which he uses to control the students and have them help him in his plot to release the imprisoned Apocalypse, a mutant who wishes to enslave the human race.

February 2, 2002

Forge invents a teleporter, and Nightcrawler uses it to travel large distances, but inadvertently opens a portal that allows strange creatures to follow him back to the school.

February 16, 2002

Beast is mistaken for Bigfoot by hunters while he's on a camping trip with the students.

March 2, 2002

The women form a team of crime fighters after Jean and Amara are teased for having weaker powers, and they call themselves the Bayville Sirens.

March 30, 2002

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

April 20, 2002

Mystique frees a mutant called the Scarlet Witch from an asylum, hoping she'll help the Brotherhood, but Mystique doesn't know the witch is seeking revenge on Quicksilver and Magneto.

May 11, 2002

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.

May 11, 2002

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.