Complete a level to unlock pre-production art for that level, you can check out the pre-production art under Extras --> Gallery.
Unlock Arcade Levels
If you complete a level in story mode you unlock the same level in arcade mode.
Know Something We Don't?
You can submit new cheat codes for this game using our Cheat Submission Form.
Have We Been Fooled?
If you see a non-working or fake code in the list above, let us know by using our Problem Submission Form.