Internet Codes 
     By  completing  the  block puzzles found in the Hacking mode, you
will earn 15 different codes that can be used to unlock various videos
and artwork at the website: www.codelyoko.com

Cheat   Effect
9A9Z    Ulrich (fight video)
4B2Y    Yumi (fight video)
8C3X    Forest Sketch
3D4W    Scorpion Wallpaper
7E5V    Mountain Sketch
2F6U    Ice Sketch
6G7T    Desert Sketch
9H8S    Scorpion Video
5J9R    Sector 5 Sketch
9L8Q    Dark Enemies Wallpaper
4M9P    Fight Video (Ulrich, Yumi and Scorpion combined)
8N2N    Overwing (video)
8P3M    Overboard (video)
3Q4L    Overbike (video)
5R5K    FMV Ending