The BEST episodes written by Bruno Merle
#1 - Cold War
Code Lyoko - Season 2 - Episode 19
XANA takes control of the weather and sends temperatures plummeting so low that any outdoor exposure could cause breathing problems. Our heroes must come up with a plan to get to the factory and enter Lyoko to thwart their enemy.
Watch Now:Amazon
#2 - Temporary Insanity
Code Lyoko - Season 3 - Episode 8
Ulrich and Odd return from a mission on Lyoko, but XANA has infected them with a virus causing them to believe they are seeing monsters in the real world. Jeremy knows how to help them, but XANA has launched another attack in Sector 5.
#3 - Nobody in Particular
Code Lyoko - Season 3 - Episode 10
During a test to materialize Ulrich directly into Sector 5, his mind and body become separated, leaving Ulrich's body trapped on Lyoko and his spirit stuck on Earth. What's worse, Xana possesses Ulrich's body and uses it to attack the core. Meanwhile, Susan, disappointed with Ulrich's bad grades, tries to place him in remedial classes.
#4 - False Lead
Code Lyoko - Season 3 - Episode 4
When Xana hacks into a weapon's manufacturing computer network and leaves a paper trail pointing to Jeremie, government agents arrive at the school looking for him. Then, the whole gang arrive at the factory. When they end up tracking Jeremie to the factory, Xana possesses them for an attack on the supercomputer itself in The Ice Sector, and in The Mountain Sector.
#5 - Bad Connection
Code Lyoko - Season 4 - Episode 26
XANA uses the school's cell phone antenna to spread a virus causing phone users to become evil zombies, including Odd's parents, who are visiting. Our heroes travel through Lyoko to the mountains to stop the virus and reverse its effects.
#6 - Plagued
Code Lyoko - Season 1 - Episode 11
X.A.N.A. possesses a rat that tries to sneak a bite from the school's kitchen. His creation goes on biting other rats, putting them under his control. Meanwhile, the school counselor has been watching Jeremie and believes him to be a gifted student. As such, he believes that Jeremie would be better off at a more advanced school and decides to give him an aptitude test. During the test, X.A.N.A.'s rat army attacks the school.
#7 - Episode 1
Black Butterflies - Season 1 - Episode 1
Stuck in a creative rut, Adrien accepts a ghostwriting job from an aging man named Albert, who wants to pen the story of his lifelong love, Solange.
Watch Now:Amazon
#8 - Replika
Code Lyoko - Season 4 - Episode 8
The group travels to one of XANA's Lyoko replicas. Aelita and Odd get into a fight after Odd's desire to sleep in gets them both in trouble. Nicolas and Herve follow them into the factory, where Jeremie is forced to distract them. William arrives to destroy the Skid, which would cut the group off from the supercomputer.
Watch Now:Apple TV
#9 - Is Anybody Out There?
Code Lyoko - Season 2 - Episode 22
After hearing strange noises, Sissi conducts a séance at the school. XANA takes advantage of this and sends out a ghost, sending panic across the campus. Our heroes know this is the work of XANA, but can they deactivate the tower in time?
#10 - Rock Bottom
Code Lyoko - Season 1 - Episode 23
During a vacation period at the school, the group plans to have a party at Yumi's house. Odd promises to have a DJ at the party. This DJ, named Samantha Knight, is also his girlfriend, who goes to another school. After meeting up, she has Odd take her to the computer room. Once they arrive, she tries to steal a laptop, since she's too poor to afford one. Odd stops her, but ends up being caught by Jim. Meanwhile, X.A.N.A. causes the ground under the city to melt, making all the buildings sink.
#11 - Double Take
Code Lyoko - Season 4 - Episode 2
Jeremy creates a clone of himself to attend class so he can spend more time trying to get William out of Lyoko. But when XANA wrests control of the tower used to create the clone, the new Jeremy poses a very serious threat to everyone.
Watch Now:Apple TV
#12 - A Space Oddity
Code Lyoko - Season 4 - Episode 22
Yumi and Odd travel into outer space on a mission to destroy a newly-discovered super computer with a dangerous defense system. Meanwhile, Yumi's family cares for Odd's dog during a surprise dorm inspection at school.