Insert the following codes at the main menu (where campaign, bonus, et cetera can be seen). The screen will flash if the code is inserted correctly.

  • No Vehicles Will Attack (doesn't work on Transformers) - right, left, right, left, right, left, right
  • Unlock Bonus Cybertron: Autobot and Cybertron: Decepticon Missions - right, up, up, down, right, left, left