Code Lyoko Codes and Easter Eggs (DS)

Code Lyoko is the video game adaptation of the Cartoon property of the same name. Gamers will test their skills in a mix of investigation, puzzle solving, exploration and combat as they face the seemingly impossible task of battling Lyoko enemies and whipping out the XANA virus. The introduces the player to the Code Lyoko Universe with two distinct 2D and 3D environments.

In the 2D world, the player uses the stylus to move the characters. You can explore locations to examine objects, have dialogue with other characters and find clues that will help you complete your quest. Once the quest is completed, the player is sent to Lyoko through a "virtualization" process. The main purpose for going to Lyoko is to deactivate infected towers. On their way to the tower, the characters are confronted to enemies to beat and challenging platform. Here's an useful list of codes you may want to check out:

Codes

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 game's website:

9L8Q - Dark Enemies Wallpaper

6G7T - Desert Sketch

4M9P - Fight Video (Ulrich, Yumi and Scorpion combined)

5R5K - FMV Ending

8C3X - Forest Sketch

2F6U - Ice Sketch

7E5V - Mountain Sketch

3Q4L - Overbike (video)

8P3M - Overboard (video)

8N2N - Overwing (video)

9H8S - Scorpion Video

3D4W - Scorpion Wallpaper

5J9R - Sector 5 Sketch

9A9Z - Ulrich (fight video)

4B2Y - Yumi (fight video)

Easter Eggs

Unlock All Combos, Upgrades, Money, Health and Power
In the 3D game section, press START to enter the pause menu and press up, up, down, down, left, right, left, right, B, A, START.

Unlock Evil Ulrich
In the profile selection screen, hold R and L buttons and press Up, Left, right, Y and X to unlock Evil Ulrich (who has been possessed by XANA.)