The BEST episodes written by François Déon
#1 - Hot Shower
Code Lyoko - Season 4 - Episode 10
XANA uses a military laser to send a comet hurdling towards Earth. Meanwhile, Ulrich, Odd and Aelita are deep in the virtual world and unable to return quickly, leaving Yumi, Hiroki and Johnny to somehow save the world.
Watch Now:AmazonApple TV#2 - The Lake
Code Lyoko - Season 4 - Episode 11
During a class field trip to an island in the middle of a lake, XANA conjures an aquatic monster to trap the students. However, Yumi, who stayed behind to do her schoolwork, is able to enter Lyoko where she must face William one-on-one.
Watch Now:Amazon