Code Lyoko
Cartoon Network (ended 2007)
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Season 4
- Ep 30Lab Rat11/14/10
Jeremie has perfected the means to teleport his friends to the sites of the supercomputers with their powers intact. The Forest Replika is the first target, and Aelita and Odd are the test subjects. - Ep 29Echoes
With their mission completed, it's time for the Lyoko warriors to shut down the supercomputer. But not everyone is ready for this big step, and struggle to accept the fact that there will be no more adventures on Lyoko. As they remember all of their triumphs and greatest moments, they come to realize that they will have plenty more adventures even without their virtual world.moreless - Ep 28Fight to the Finish
With William back in the fold and the Skid destroyed, Jeremie prepares a program to wipe out X.A.N.A. and all of the Replikas. But when Franz Hopper sends a message that calls the Lyoko Warriors back to the virtual world, they soon find themselves in the middle of what could be their final battle.moreless - Ep 27Down to Earth11/14/10
To free William from X.A.N.A., the Lyoko Warriors must return to Siberia for Jeremie to implement his program in the Ice Sector Replika's supercomputer. However, this will not be easy with William, X.A.N.A's new army, and the seemingly unstoppable Kolossus all standing in their way. Meanwhile, William's parents come to Kadic to visit their son, and the Clone's odd behavior begins to raise their suspicions.moreless - Ep 26Cold Sweat11/14/10
As the gang attempts to destroy a Replika of the Ice sector, they soon discover that X.A.N.A. has a few surprises in store for them. Meanwhile, Ulrich creates some friction in his friendship with Yumi after he takes the blame for Odd who contributed an embarrassing picture of her to the Kadic newspaper.moreless - Ep 25Bad Connection11/14/10
Odd is miserable about the fact that his laid back and supportive parents are coming to visit, which is a nagging problem for him since he longs for them to be a little more critical of the things he does. Meanwhile, X.A.N.A. attacks cell phones to cause everyone at Kadic including Odd's parents to become aggressive and violent.moreless - Ep 24Wrong Exposure11/14/10
Aelita discovers an old picture of herself with Franz Hopper at the Hermitage, and there's a mathematical equation in the background. As Jeremie tries to figure it out, the picture falls into the hands of Sissi who in turn gives it to her father. - Ep 23Music to Soothe the Savage Beast11/14/10
Aelita is the DJ for the opening set of the Subdigitals concert. While she struggles with stage fright, Odd tries to find an extra ticket for a girl he's trying to impress. When the concert begins, X.A.N.A. attacks and kidnaps Aelita. - Ep 22Cousins Once Removed11/17/07
Patrick, Jeremie's cousin, is a newly enrolled student at Kadic Academy. While most of the gang takes an instant liking to him, Jeremie openly expresses his distaste for his cousin. Sissi takes advantage of the animosity in an attempt to uncover the gang's secret. - Ep 21A Space Oddity11/17/07
During a surprise dorm inspection, Odd begs Yumi to let Kiwi stay at her house. She agrees, but passes the responsibility onto Hiroki when Jeremie discovers another Replika which they must destroy. Odd and Yumi are sent to the real world, and find themselves on a space station orbiting Earth. - Ep 20Canine Conundrum11/10/07
The gang is tired of Kiwi's mindless destruction, and decide to force Odd into keeping the dog at the factory. Meanwhile, X.A.N.A. takes possession Jeremie's Kiwi 2 robot, turning into a self-replicating attack dog. - Ep 19Kadic Bombshell11/3/07
Sissi's glamorous pen-pal is visiting from Iceland, and all of the boys at the academy fall for her. The young girl sets her sights on Odd, causing tension within the gang. - Ep 18Guided Missile10/13/07
Jeremie's invitation to fly in a jet fighter as part of winning a contest turns into an aerial nightmare when X.A.N.A. takes control. - Ep 17Hard Luck10/6/07
When Odd breaks a mirror, bad luck follows him everywhere, even to Lyoko. - Ep 16Distant Memory9/29/07
During vacation time at Kadic, Aelita gets a message from Franz Hopper, who has built a virtual replica of their former home on Lyoko. However, things are not as they seem. - Ep 15A Lack of Goodwill9/22/07
While the gang is busy attempting to take out the next Replika, X.A.N.A. sends William to the real world to destroy the supercomputer. Meanwhile, Milly and Tamiya do a little investigative reporting into the William clone after they overhear Jeremie discussing him. - Ep 14Dog Day Afternoon9/15/07
Trying to prove that Kiwi can be useful, Odd takes the little diggity dog with him into Lyoko. However, Odd and Kiwi are fused together, and Odd slowly begins to adopt dog-like traits as a result. Meanwhile, Yumi must pretend to be dating the William clone in order to throw off a suspicious Sissi who's looking into his unusual behavior.moreless - Ep 13Bragging Rights9/8/07
In order to destroy the replicas, the gang sets out on a mission to wipe out X.A.N.A.'s supercomputer. Meanwhile, Odd learns a lesson in humility when he takes on Ulrich's bet that says he has to go 24 hours without bragging. - Ep 12Lost at Sea8/28/07
During a search for William in the digital sea, Yumi is lost and the Skid's sonar is disabled. Meanwhile, Hiroki's plan to win Milly's affections backfires and threatens to destroy his relationship with Yumi. - Ep 11The Lake8/21/07
During a field trip to a lake, Aelita, Jeremy, Odd, and Ulrich are stranded by a electricity-generating sludge monster created by X.A.N.A., leaving Yumi the only one available to defend Lyoko. - Ep 10Hot Shower8/14/07
When a comet comes within range of Earth, X.A.N.A. takes over a military laser satellite and breaks it apart, turning it into a deadly meteor shower aimed directly at the factory. - Ep 9I'd Rather Not Talk About It7/31/07
In order to help his friends fight X.A.N.A., Jeremie decides to train them. However, when his efforts fail, they turn to Jim for help. During the training, X.A.N.A. possesses a boar to attack them with, forcing them to put their training to use. - Ep 8Replika7/24/07
The group goes to explore one of X.A.N.A.'s Lyoko replicas. At the same time, Odd and Aelita get into a fight over Odd's selfishness, and in their bickering accidentally lead Hervé and Nicolas into the factory. - Ep 7Crash Course7/17/07
Jeremie decides to teach his friends how to use the supercomputer in case he and Aelita aren't around. During the lesson, however, things become a matter of practical application when Jeremie is attacked by a polymorphic specter and Aelita is in the middle of an audition with the Subdigitals. - Ep 6Maiden Voyage7/10/07
During a test of the new virtual submarine, the navigation system fails, stranding Aelita, Odd, Ulrich, and Yumi in the digital sea. - Ep 5Skidbladnir7/3/07
With phase one completed in the creation of a virtual submarine in Lyoko, everything seems to be going as smoothly as planned until Jeremie and Aelita are placed in detention for the whole day. It is imperative that they be at the factory by 4 p.m. for Aelita to create the core, or all of their work will be lost. To make matters worse, X.A.N.A. has sent William to wipe out the entire project.moreless - Ep 4Wreck Room6/26/07
On the opening day of Kadic's new recreation room, Jeremie attempts to launch a recovery program to rescue William, but things go horribly wrong as there is now a bug in the system. Aelita is unable to shut the tower down. X.A.N.A. seizes this as an opportunity to take it over, making the William clone a danger to everyone in the school.moreless - Ep 3Opening Act6/19/07
The drummer of the Subdigitals, Chris, has come to Kadic looking for new talent, and everyone wants a chance to be famous. However, trouble arises when X.A.N.A. creates a clone of the drummer in order to capture Aelita. - Ep 2Double Take6/12/07
While working on new equipment for his friends, Jeremie finds that he has to be in two places at once. To that end, he creates a clone of himself using a tower on Lyoko. However, trouble ensues when that clone is taken over by X.A.N.A. - Ep 1William Returns5/18/07
As the gang tries to deal with the circumstances surrounding William's disappearance, he surprises everyone by emerging out of the scanners unscathed. Meanwhile, Sissi takes over the Kadic school newspaper and a secret from Jim's past comes back to haunt Odd.
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Season 3
- Ep 15Xana Awakens, Pt. 211/15/10
- Ep 14Xana Awakens, Pt. 111/15/10
- Ep 13Final Round10/23/06
With the destruction of Lyoko imminent and most of the gang preoccupied with personal matters, Aelita is forced to enter the virtual world with William, but will his misguided boldness and carelessness cost them everything that they have fought for? - Ep 12Double Trouble10/20/06
A polymorphic spectre poses as Jeremie and attempts to deceive the gang in a sinister plan to lure them to Lyoko. - Ep 11Triple Trouble10/19/06
With the loss of the virtual psychic ability and his recent less than stellar performances on Lyoko, Odd is in a major funk. To cheer him up, Jeremie decides to give his friend the power of teleportation. Everything seems to be going okay with the new ability until a bug in the program causes Odd to literally triplicate.moreless - Ep 10Nobody in Particular10/18/06
During a trial run of Jeremie's straight to Sector 5 virtualization program, Ulrich's mind emerges out of the scanner in a noncorporeal form after it's separated from his body. - Ep 9Sabotage10/17/06
Jeremie and Aelita attempt to repair damage done to the super-computer by sabotage before it become irreparable, but a failed dorm inspection and X.A.N.A. possessed vines threaten to stand in their way. - Ep 8Temporary Insanity10/16/06
An attack from two flying mantas causes Odd and Ulrich to be stuck in a X.A.N.A. induced hallucination where the two believe that they are still on Lyoko fighting monsters even though they're back on earth, and vice versa. - Ep 7The Secret10/13/06
After an angry Yumi chastises and rejects him, a bitter William sets out to uncover what she and her friends are hiding from the rest of the world. Unbeknownst to the gang who are preoccupied with an activated tower, a X.A.N.A. possessed demolitionist is placing a series of explosives through out the factory.moreless - Ep 6The Pretender10/12/06
A flock of X.A.N.A. possessed crows strike at the gang in order to prevent them from entering Lyoko. Meanwhile, Ulrich tricks a young admirer of Yumi into believing that she will like him if he follows her around all the time. - Ep 5Aelita10/11/06
Unnerved by memories of what occurred after she and Franz Hopper entered Lyoko, Aelita becomes bent on finding out whether her father is still alive, even if means defying Jeremie's wishes. Meanwhile, Odd is horrified to learn that he has awful foot odor and that everyone at Kadic knows about it.moreless - Ep 4False Lead10/10/06
In a scheme to alert the government of the gang's activities in the factory, X.A.N.A. uses Jeremie's dorm computer to hack into a weapons' manufacturer's database and access highly classified defense information. - Ep 3Tidal Wave10/6/06
X.A.N.A. decides to strike at what Odd cares about most when he sets loose a monster constructed out of the entire food supply of Kadic's cafeteria. Meanwhile, he begins his other plan to submerge all of Lyoko in the digital sea. - Ep 2Lyoko Minus One10/5/06
On her way to the forest as part of a science class field trip, Yumi becomes the target of the driver and the passengers on the school bus who all have been possessed by X.A.N.A. Meanwhile, Odd decides to compete against Jeremie and Herv in an election for student class representative.moreless - Ep 1Straight to Heart10/4/06
After a summer off, the gang returns to Kadic for an all new year of school. Jeremie tries to locate where a now free X.A.N.A. is hiding in the world, while Yumi decides to have a talk with Ulrich about where they are in their relationship. Meanwhile, Odd is forced to resort to some shady methods to secure a seat in a class with his friends.moreless - XANA Awakens (2)10/3/06
The origin of the Lyoko adventure continues as Jeremie sets out on his quest to materialize Aelita, and the unknown malevolent force with the strange symbol wages a larger attack on the gang. - XANA Awakens (1)10/2/06
Before the story continues, take a look at how the Lyoko adventure all began: When Jeremie encounters the A.I. Aelita for the first time, how the group all met, and Odd with a different hairstyle?
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Season 2
- Ep 26The Key12/9/05
With the end of the year school dance approaching, the gang sets out on a final mission to retrieve a vital component needed to cure Aelita. Tormented by the startling revelations concerning Franz Hopper and the origins of Lyoko, a troubled Aelita takes drastic action to finally rid the world of X.A.N.A.moreless - Ep 25Revelations12/9/05
- Ep 25Revelation12/9/05
After the retrieval of vital information from the fifth sector, the gang returns to Lyoko so that Aelita and Jeremie can decode Franz Hopper's diary. X.A.N.A. sees this as a perfect opportunity to deceive the group and sabotage the mission. - Ep 24Contact11/25/05
A mysterious force takes over Sissi's mind and attempts to use her as a communication conduit between Lyoko and the real world. Seeing this as a grave threat, X.A.N.A. seeks to sever the connection. - Ep 23Franz Hopper10/31/05
With the arrival of the mysterious Franz Hopper, everything that the gang thought they knew about Lyoko is thrown out the window. Meanwhile, negative consequences resulting from Jeremie's past decisions are brought to light as his role in the group is questioned. - Ep 22Is Anybody Out There?11/1/05
By corrupting the super scan, X.A.N.A. is able to enter the real world undetected and wage a surprise attack. Without the ability to locate and detect an activated tower, the gang race to find it before time runs out. - Ep 21Tip-Top Shape10/28/05
When X.A.N.A. takes possession of the school nurse, Jeremie reveals that he has figured out a way to even the real world battlefield. - Ep 20Deja Vu10/27/05
Aelita places herself in harms way as she sets out on her own to investigate the source of her visions as they increase in intensity, and seem to reveal something new and strangely disturbing. Meanwhile, Odd meets a girl on the internet who he is really into. - Ep 18Vertigo1/11/06
- Ep 17X.A.N.A.'s Kiss1/11/06
- Ep 17Cold War10/25/05
An inconsistency in the activation of towers catches the gang off guard when X.A.N.A. alters the city's climate for the worse. - Ep 16A Fine Mess10/6/05
A problem in the re-materialization process results in Yumi and Odd switching bodies. Believing that having to experience each other's lives is nerve wracking, the two soon discover that they have bigger problems to contend with. - Ep 16Vertigo10/24/05
The room spinning, a bugged antivirus, and a pack of wolves add up to trouble for the Lyoko gang when X.A.N.A. attacks. - Ep 15Ultimatum10/5/05
Possessed by X.A.N.A., Mr. Delmas abducts Odd and Yumi. The rest of the gang is then given an ultimatum by the super computer. Deliver Aelita to the scipizoa, or he will liquidate his hostages. - Ep 15XANA's Kiss10/7/05
Feelings are hurt and relationships are tested as X.A.N.A. twists normal perception and reality in order to weaken the strong friendship of his enemies. - Ep 14Attack of the Zombies10/4/05
A bite from a X.A.N.A. possessed Kiwi turns Tamiya into a zombie, which leads to a school wide epidemic of zombified Kadic staff and students. Odd, Aelita, and Jeremie attempt to get to the factory, but William refuses to let them out of the cafeteria. - Ep 13A Bad Turn10/26/05
Materializing krabes into the real world, X.A.N.A. wages a war on all fronts against his enemies. Meanwhile, Ulrich mistakenly believes that Yumi has hooked up with William. - Ep 12Temptation11/25/05
When an overworked and erratic Jeremie refuses to take a break from his research, the gang fears that their friend is on the verge of a mental breakdown. - Ep 11Common Interest10/3/05
X.A.N.A. has possessed a dangerous criminal and helped him escape police custody. Meanwhile, the super computer is losing power and will cost Aelita her life if the gang can't do something about it. - Ep 10Marabounta9/30/05
Using the concept of marabounta and some of Franz Hopper's research, Jeremie creates a program to search and destroy X.A.N.A.'s monsters. It appears to be a success until it targets Aelita and all of Lyoko for elimination. Meanwhile, Ulrich embarrasses himself while trying to upstage William for Yumi's attention. - Ep 9The Chips Are Down9/29/05
Yumi reveals to her friends that there is a possibility that she might have to go back to Japan as a result of her father losing his job. The thought of Yumi no longer being around proves to be too much for Ulrich. He decides to risk making X.A.N.A. stronger and his friendship with the rest of the group to prevent this from happening.moreless - Ep 8Missing Link9/28/05
In preparation for another trip to Carthage, Yumi is attacked by the Scipizoa and drained of a vital component needed for materialization into the real world. Now Yumi is stranded in Lyoko as the gang races against time to find a way to bring her back before X.A.N.A.'s next attack. Despite Jeremie's objections, Aelilta decides to sacrifice herself in order to save Yumi. Meanwhile, to prevent Yumi from getting in trouble with her parents and the Kadic administration, Sissi agrees to pose as her for the school pictures.moreless - Ep 7Final Mix9/27/05
After repairing William's turntables and showing some mixing skills, Aelita is invited to DJ at Kadic's techno dance party. Spending her time in preparation for this event results in an argument between Aelita and Jeremie over what is important in life. Meanwhile, X.A.N.A. uses the school dance to stealthily go after Aelita.moreless - Ep 6St Valentines Day11/15/10
- Ep 6Saint Valentine Day's9/26/05
In Aelita's room, she is having yet another bad dream. The man in red leaves a present outside her door. This gift from this stranger on Valentine's Day makes Aelita happy and Jeremie jealous. Meanwhile, Jim has caught the strange man. It turns out that he's been possessed by XANA. At the same time, gifts from Sissi and William place Ulrich and Yumi in a similar and awkward position. Things are not what they appear to be.moreless - Ep 5Mister Puck9/23/05
Aelita begins to experience her recurring nightmare while she's still awake, which leads to further investigation of the hermitage. As they continue to uncover more clues to this growing mystery in Lyoko, a deadlier X.A.N.A. infiltrates the group in order to get to Aelita. - Ep 4A Great Day9/22/05
The gang is forced to continuously relive a day after X.A.N.A. is able to take control of the time traveling mechanism. Meanwhile, Sissi attempts to blackmail Jeremie with a recording that she made of him conversing with Aelita about her true identity. - Ep 3Exploration9/21/05
Odd, Aelita, and Ulrich set out on a dangerous exploration mission to the fifth region in order to search for information about X.A.N.A. Yumi is forced to stay behind after her parents reprimand her for continuously coming home late. - Ep 2Unchartered Territory9/20/05
Haunted by a recurring nightmare and having a difficult time adjusting to her new life in the real world, Aelita decides to return to Lyoko. Meanwhile, Jeremie does some background research on the hermitage, and discovers a connection between it and Kadic. As the gang continues to search for answers to their many questions, a new mystery appears out of nowhere.moreless - Ep 1New Order9/19/05
While on her first science field trip with the rest of the gang, Aelita begins to experience mysterious visions that draw her to an abandoned house called the Hermitage. In nervous preparation to reveal to Yumi how he feels about her, Ulrich becomes a little jealous when he sees her hanging around a new student named William.moreless
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Season 1
- Ep 26False Start5/24/04
When Jeremie discovers a fatal connection between a materialized Aelita and the supercomputer, the gang realizes that they will have to postpone their attempts of ridding the world of X.A.N.A. Meanwhile, the corrupted supercomputer decides to engage the warriors in the real world by materializing his monsters for the first time.moreless - Ep 25Code: Earth5/21/04
As Jeremie is perfecting his materialization program for Aelita, Yumi, Ulrich and Odd are making preparations for her arrival. But as success comes within their grasps, Jim's paranoia aggravates the already bad situation started by X.A.N.A. - Ep 24Ghost Channel5/20/04
When Jeremie and Aelita discover that the rest of the gang is trapped inside one of X.A.N.A.'s virtual prisons, Jeremie must gather his courage and step foot on Lyoko a second time in order to save them. - Ep 23Rock Bottom?5/19/04
In preparation for a secretly-planned dance party at Yumi's house, Odd gets in trouble with the Kadic administration when he covers up the attempted theft of a computer by his friend, Sam. Meanwhile, X.A.N.A. alters the city's earth level in an attempt to bury his enemies. - Ep 22Routine5/18/04
Tired of the same old routine of fighting X.A.N.A., Ulrich decides it's time for a change, which leads to strife between him and Yumi. Meanwhile, X.A.N.A. infects himself with a virus in order to disrupt the scanner program. This will lead the warriors to their death if they can't stop him.moreless - Ep 21Zero Gravity Zone5/17/04
Manipulating the power of gravity, X.A.N.A. prepares to cast his enemies into an airborne grave. Meanwhile, Ulrich is torn between his loyalties to the gang in their fight against X.A.N.A. and to soccer- or rather, his visiting hard-to-please father. - Ep 20The Robots5/14/04
Both Herb & Jeremie are in a robot competition Herb with "Iron Sissi", and Jeremie with "Kiwi 2." Herb cheats by launching a gear from Sissy to destroy "Kiwi 2." Meanwhile, X.A.N.A.'s latest plan, using the factory to built a robot. Ulrich & Yumi get help from Herb in slow down X.A.N.A.'s robot. Jeremie discovers that X.A.N.A. robot had built in the factory and messed with computer that goes to Lyoko.moreless - Ep 19Frontier5/13/04
Jeremie is now taking his "Materialize Aelita!" campaign to levels unknown - quite literally. Unfortunately that leads to him having a fight with Aelita giving him some guilt. He virtualizes himself to apologize, but there isn't enough memory in the system to complete the transfer, and Jeremie is caught between worlds. It will take more memory than the factory has to complete the transfer back to Earth, and if the crew doesn't hurry, Jeremie will be deleted as an old file! Could this be the final frontier for Jeremie? Will Yumi be able to pick up the slack?moreless - Ep 18Killer Music5/12/04
A new 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 can broadcast it anywhere. The hospital is full to bursting with cases, and Odd's heart gets weaker with every beat it makes. But when the tune starts playing in the factory, will the crew learn that music can do more than just soothe the soul? And, will Aelita be able to save the crew? It's all up to a leap of faith...moreless - Ep 17Amnesia5/11/04
In class learning about nanodoctors, Ulrich is suddenly stricken with a case of amnesia that quickly spreads through the school. When the gang learns that X.A.N.A. is the cause, they rush to Lyoko to prevent this from escalating. Meanwhile, Sissi attempts to persuade Ulrich that the gang is his enemy in an effort to make him hers.''''moreless - Ep 16Claustrophobia5/10/04
X.A.N.A. short-circuits the Kadic cafeteria in order to trap Odd, Ulrich, and bunch of students in an electrified prison. Jeremie, Yumi, and Aelita race to deactivate the tower before it is too late. Meanwhile, Herb becomes jealous of a new student named Theo who is via for Sissi's affection.'' - Ep 15Laughing Fit5/7/04
After Yumi's parents get into a fight, Ulrich decides to use the school play as a way to reunite them. Meanwhile, X.A.N.A. attempts to strike at the warriors by possessing canisters of laughing gas. - Ep 14The Trap5/6/04
On the anniversary of their first meeting with Aelita, the gang attempts to find a way to surprise her. Meanwhile, X.A.N.A. sets a trap for the defenders by taking control of the machinery in the factory. - Ep 13Just in Time5/5/04
The episode starts with Jeremie still trying to materialize Aelita. He calls the team to the factory to show them his latest development: a strand of her hair that he has materialized into a test tube. Unfortunately, he didn't realize that he pressed one button too many, and thus screwed up Aelita's programming by adding in a whole lot of bugs. The result is that, immediately after she successfully enters the code (LYOKO) into a tower, she will be formatted - as in, deleted. And of course, as Jeremie is trying to literally work out the bugs, Xana attacks by putting out shock waves to shake things up, putting Odd, the two junior journalists, and Kiwi in danger. But is Jeremie willing to allow Aelita to be deleted in order to save his friends?moreless - Ep 12Swarming Attack5/4/04
Ulrich is fussing over a mysterious letter found slipped under his door one night... a love letter signed by Yumi! Meanwhile, XANA infects a hive of bees and is using it to attack our heroes. Ulrich struggles with his feelings and how to tell Yumi how he feels about her; that is, if he can figure it out himself, and saving the day from XANA in an episode of life and death.moreless - Ep 11Plagued5/3/04
When the gang learns that if Jeremy passes a few tricky quizzes, that he'll get transferred to another school, they quickly seek a way for him to stay, even if it means failing the test on purpose. Meanwhile, XANA gains possession of a pack of rats, using them to attack the flow of power in the city as well as his earthbound enemies.moreless - Ep 10The Girl of the Dreams4/30/04
Around the same time that Jeremie loses contact with Aelita, a new student named Taelia resembling her arrives to Kadic. Believing that Taelia is Aelita with amnesia, Jeremie reveals the existence of Lyoko to her. Meanwhile, X.A.N.A. possesses samurai armor that Yumi had brought to school for a presentation. - Ep 9Satellite4/29/04
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 breaks into the school's office's locker to get his, Ulrich, & Yumi's cell phone. It turns out that X.A.N.A. is trying to get out board a highly powerful military satellite in space. X.A.N.A.'s target turns out be our heroes.moreless - Ep 8End of Take4/28/04
When famous director James Finson comes to down to shoot his new movie the gang is shocked to learn that he is filming his new movie in there factory. What will happen when Xana takes control of something completely new and tries to destroy Ulrich and Yumi? - Ep 7Image Problem4/27/04
When a return trip from Lyoko has apparently worn Yumi out, the gang suspects nothing until strange behavior from their friend has them convinced that either XANA is up to something, or Yumi has gone mad. - Ep 6Cruel Dilemma4/26/04
Jeremie is working on the materialization program, and accidentally Odd finds it, but it can be used only one time. Jeremie wants to materialize Aelita, but realizes that preparations need to be made. That night, X.A.N.A. possesses two bulldozers and starts to destroy the factory. Odd and Yumi go into Lyoko where she falls into a virtual black hole. In order to save Yumi's life, Jeremie has to choose between either materializing her or Aelita.moreless - Ep 5Big Bug4/23/04
Crashing the city's communications device with a virus, X.A.N.A. jeopardizes thousands of citizens when he runs a pair of trains on a collision course, one of which contains dangerous chemicals. Meanwhile, Odd gets in trouble with the Kadic administration when Sissy reveals the existence of Kiwi to Jim. - Ep 4Log Book4/22/04
Sissi has found something very special and dear to Ulrich, his diary! Unfortunately the diary contains some information on X.A.N.A. and Lyoko. Sissi decides to use this as a means of blackmail to get with Ulrich. Later Odd, Ulrich, Sissi, and some of the other students are going to a pool, the bus that their riding in is X.A.N.A.'s next target. He wants to ram the bus into a chemical plant. Now the team must head to Lyoko to help Aelita get to the tower to save the students and the rest of the city.moreless - Ep 3Holiday in the Fog4/21/04
To keep an eye out for X.A.N.A., Jeremie decides to stay back at school for the vacation. Suspicious of the gang's secrets, Sissi decides to stay as well, milking the situation when X.A.N.A. launches toxic gases into the school, in an attempt to destroy his enemies. - Ep 2Seeing Is Believing4/20/04
When XANA's attack on the nuclear plant endangers the city, the gang must decide whether or not to reveal the secrets of Lyoko to the public and sacrifice Aelita forever. - Ep 1Teddygozilla4/19/04
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 bully/diva. Milly believes that her teddy is the only one that she can turn to for comfort and support. A corrupted super computer known as X.A.N.A. enters the real world by possessing the bear. In a quest to strike and destroy his enemies, the X.A.N.A infected teddy bear increases to an enormous size. No one is safe as this monstrosity creates a path of destruction.moreless
