A biker gang has it in for the team - Compilation of episodes season 4 

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Every week, you will find a new compilation and join the world of Lyoko ! 💻
Let's enter the adventures of four students: Jeremy, Odd, Yumi & Ulrich ! Between reality and a parallel universe called Code Lyoko, they have to save both from X.A.N.A, a virus.
Our students are joined by Aelita,a virtual being from Lyoko...
They lead a double lives: ordinary boarding school students on Earth and action heroes on Lyoko !
Code Lyoko ™ © MoonScoop/ France 3 / Canal J - 2006. All rights reserved.