+50,000 Arconium
At the "Cheats" option, press Right, Left(2), Down, Up.
All movies
At the "Cheats" option, press Left, Up, Left, Right, Down to unlock all movies.
All weapons and upgrades
At the "Cheats" option, press Right, Down, Right, Left to unlock all weapons and upgrades.
Infinite secondary ammunition
At the "Cheats" option, press Up, Down(2), Right, Down, Up.
Infinite shield
At the "Cheats" option, press Right, Down, Right, Down, Right.
Level select
At the "Cheats" option, press Right, Up, Left, Right, Up to unlock all levels.
Various Codes
Enter these codes at the cheats option:
Code - Effect
Right, Down, Right, Left - All weapons and upgrades
Right, Down, Right, Down, Right - Infinite shield
Right, Up, Left, Right, Up - Level select