Code Lyoko - Season 1

After discovering a parallel universe hidden inside a supercomputer, four students must stop a renegade virus from destroying the secret world.

26 Episodes

Teddygozilla

Season 1 - Episode 1

A student named Milly seeks the comfort of her teddy bear after being embarrassed and ostracized due to her young age by Sissi, the school's...

Seeing Is Believing

Season 1 - Episode 2

Odd decides to start a music band with his friends. But Jeremy can't play, so they try to hire a drummer. In the end, the best drummer they...

Holiday in the Fog

Season 1 - Episode 3

Ulrich and Jeremy are doing graffiti on a wall on campus while Kiwi wakes up Jim. When Jim passes Ulrich and Jeremy, Ulrich gets away, but J...

Log Book

Season 1 - Episode 4

Sissi has found something very special and dear to Ulrich, his diary! Unfortunately the diary contains some information on X.A.N.A. and Lyo...

Big Bug

Season 1 - Episode 5

The day starts off when two girls are talking about Ulrich and then Sissi goes and interrupts and tells the girls that Ulrich is hiding his ...

Cruel Dilemma

Season 1 - Episode 6

Jeremie is working on the materialization program, and finally gets it. Jeremie wants to matierialize Aelita, but realizes that preparation...

Image Problem

Season 1 - Episode 7

This episode starts out as Yumi and Aelita are running inside Lyoko looking for the activated tower. Then Yumi suddenly disappears! She come...

End of Take

Season 1 - Episode 8

When a director comes to town to film a movie, XANA posseses a plastic alien model in order to destroy Ulrich and the others.

Satellite

Season 1 - Episode 9

When all the student's cell phone goes off in class, it starts Sissy on a petition to save her cell phone--but it's goes awry when Odd break...

The Girl of the Dreams

Season 1 - Episode 10

Jeremie mysteriously loses contact with Aelita. The same day, a new student named Taelia (who looks alot like Aelita) arrives at school. Je...

Plagued

Season 1 - Episode 11

Jeremie learns that he has to take a test. If he passes, he'll get transfered to a new school and nobody will be able to stop XANA. Speakin...

Swarming Attack

Season 1 - Episode 12

Ulrich is fussing over a mysterious letter found slipped under his door one night... a love letter signed by Yumi! Meanwhile, XANA infects ...

Just in Time

Season 1 - Episode 13

The episode starts with Jeremie still trying to materalize Aelita. He calls the team to the factory to show them his latest development: a ...

The Trap

Season 1 - Episode 14

It's the anniversary of the day Jeremie and the others met Aelita. They begin planning a surprise for her, unaware that Sissi is spying. W...

Laughing Fit

Season 1 - Episode 15

After seeing laughing gas in Science class, Team Lyoko has to see it again - working for Xana. While working for Sissy in a school producti...

Claustrophobia

Season 1 - Episode 16

After a quick game of soccer, Yumi heads home for the night, but Odd and Ulrich head in for dinner, and Jeremie is already there. He decide...

Amnesia

Season 1 - Episode 17

When learning about NanoDoctors, small robots being designed to cure dieases, Ulrich holds some gel that the NanoDoctors would live in. Od p...

Killer Music

Season 1 - Episode 18

A new rock song Odd downloads sends him into a coma, and the same song is passed through the school. XANA's new beat is the cause, and he c...

Frontier

Season 1 - Episode 19

Jeremie is now taking his ""Materalize Aelita!"" campaign to levels unknown - quite literally. He virtualizes himself, but there isn't enou...

The Robots

Season 1 - Episode 20

Both Herb & Jeremy are in a robot competition Herb with ""Iron Sissy"", and Jeremy with ""Kiwi 2."" Herb cheats by launching a gear from Si...

Zero Gravity Zone

Season 1 - Episode 21

Xana decided to get rid of everyone by using the power of Gravity, and Yumi, Odd, and Jeremy went to the factory, but Ulrich had a soccer ga...

Routine

Season 1 - Episode 22

Ulrich is getting tired of getting being rebooted so many times and waiting to find out if Yumi has feelings for him or not. He thinks thes...

Rock Bottom?

Season 1 - Episode 23

Well, it starts off as Yumi wanting to have a party at her house. Of course, Odd jumps into action, and says that he has the Deejay problem ...

Ghost Channel

Season 1 - Episode 24

One day at school, Jeremy notices that Odd, Ulrich, and Yumi are missing. Meanwhile, Odd, Ulrich, and Yumi ARE at school with Jeremy! What's...

Code: Earth

Season 1 - Episode 25

As Jeremy is perfecting his materialization program for Aelita, Yumi, Ulrich and Odd are making preparations for her arrival. But as success...

False Start

Season 1 - Episode 26

Aelita is materialized, but unfortunately, Xana implanted a virus inside of Aelita, so if Xana dies, so does Aelita. Then Xana decides to at...