Air date: 2007-09-22

Runtime: 21 min

A 41st century Superman clone, Kell-El, travels to the Legion's time and needs the group's help against the intergalactic menace of Imperiex.

Air date: 2007-09-29

Runtime: 21 min

Imperiex begins his conquest of the 31st century by freeing the Legion's greatest enemies from prison. The team must look to Superman in the 21st century for help, and Superman comes to the future only to meet his 41st century clone, Kell-El.

Air date: 2007-10-06

Runtime: 21 min

When it appears that Timber Wolf viciously attacked his own father, the Legon try to bring him in... while Chameleon Boy and Phantom Girl work to clear his name.

Air date: 2007-10-13

Runtime: 21 min

The Legion faces off against Imperiex and his new ally Lightning Lord.

Air date: 2007-10-27

Runtime: 21 min

When only one applicant makes it through the Legion testing, Superman decides to recruit a new member: the non-powered master of martial arts, Karate Kid.

Air date: 2007-11-03

Runtime: 21 min

Chameleon Boy infiltrates Imperiex's ranks as Persuader. But something goes horribly wrong.

Air date: 2007-11-17

Runtime: 21 min

A time-traveling bounty hunter from the future sets his sights on a small boy. The Legion goes up against him and discovers an unlikely ally.

Air date: 2007-12-01

Runtime: 21 min

On a mission to the last surviving outpost of Krypton, Superman learns how Brainiac 5's ancestor was the one who participated in the destruction of his homeworld.

Air date: 2008-03-08

Runtime: 21 min

While on a mission to rescue the Legion¹s benefactor, R.J. Brande, the heroes find themselves reminiscing about how the Legion was first created by Brande and its founding members: Cosmic Boy, Lightning Lad, and Saturn Girl.

Air date: 2008-03-15

Runtime: 21 min

The Legion's old nemesis Zyx comes to them from aid when the evil sorcerer Mordru takes over his homeworld of Zarok.

Air date: 2008-03-22

Runtime: 21 min

The Legion battle the Dark Circle with the aid of Dream Girl, who can predict the enemy's every move before they make it. But when the Dark Circle realize how the Legion is defeating them, they abduct Dream Girl and put her abilities to use themselves.

Air date: 2008-03-29

Runtime: 21 min

The Legion must face Imperiex in final battle... while a traitor lurks in their midst.

Air date: 2008-04-05

Runtime: 21 min

After eliminating Imperiex, Brainiac 5 takes over his army and plans to conquer the universe. With Superman presumed dead, the other Legionnaires must stop him before it is too late.