Transformers: Revenge of the Fallen Cheat Codes

On the Main Menu screen, scroll to where it says Cheat Codes and enter the codes there.

1. Square, Square, Triangle, L3, Triangle, L3
   Low Gravity Mode (Everyone jumps higher and longer)
2. L3, Square, X, L3, Triangle, L3
   No Weapon Overheat
3. L1, O, L1, X, Square, R3
   Always in Overdrive Mode
4. O, L3, Square, X, Triangle
   Unlimited Turbo
5. R3, Square, R3, R3, Square, X
   No Special Cooldown Time
6. R3, X, Square, L3, Square, Square
   Invincibility
7. Triangle, Square, O, R3, X, Triangle
   Extra Energon (ex: 4x frrom defeated enemies)
8. Triangle, Triangle, R3, X, L1, Triangle
   Increased Weapon Damage in Robot Form
9. Triangle, O, R1, Square, R3, L3
   Increased Weapon Damage in Vehicle Form
10. R3, X, L1, O, R3, L1
    Melee Instant Kills
11. Square, L3, R3, L3, R3, R1
    Lower Enemy Accuracy
12. O, Square, L1, O, R3, Triangle
    Increased Enemy Health
13. L1, Triangle, X, Triangle, R3, R3
    Increased Enemy Damage
14. Triangle, Triangle, O, X, Square, L1
    Increased Enemy Accuracy
15. O, O, R1, O, X, L3
    Special Kills Only Mode (Cannot kill enemies except with special kills)
16. Triangle, L3, R3, L1, Triangle, X
    Unlock All Shanghai Missions and Zones
17. L1, R1, R3, Triangle, R3, O
    Unlock All West Coast Missions and Zones
18. Square, R1, Triangle, O, X, L1
    Unlock All Deep Six Missions and Zones
19. R3, L3, R1, X, O, Square
    Unlock All East Coast Missions and Zones
20. R3, Triangle, X, Triangle, L3, L1
    Unlock all Cairo Missions and Zones
21. Square, Triangle, Square, L1, X, L1
    Plays as Decepticon Seeker Warrior MP in Decepticon Based Single Player (only when mission begins, not in character select)
22. R3, L1, L1, Triangle, Square, X
    Play as Autobot Protectobot Scout MP in Autobot based Single Player (only when mission begins, not in character select) Does not work in Deep 6.
23. L1, Triangle, L1, O, Square, Square
    Unlock and activate ALL Upgrades
24. L1, R1, R1, X, O, Triangle
    G1 Colors Ironhide (Single Player only)
25. O, X, O, R1, /\, R1
    G1 Starscream
26. Down, Up, Right, RIght, Left, Up
    Gold Megatron
27. Up, Down, Left, Left, Right, Down
    Gold Optimus Prime