Original URL: http://www.psxextreme.com/ps2-cheat-print/298.html
Transformers

Cheat List

Enter these at the "Difficulty Select Screen" when starting a new game. After each code you should hear Red Alert say the code was accepted.

* Deep Amazon Level Complete: LEFT, RIGHT, LEFT, LEFT, RIGHT, R1, R2, CIRCLE

* Mid Atlantic Level Complete: CIRCLE, SQUARE, CIRCLE, SQUARE, Right, Left, Left, Right

* Alaska Level Complete: R1, CIRCLE, R1, SQUARE, Left, Left, Right, Left

* Starship Level Complete: LEFT, LEFT, RIGHT, CIRCLE, CIRCLE, RIGHT, RIGHT, LEFT

* Earth Complete: R2, R1, L1, L2, SQUARE, CIRCLE, SQUARE, CIRCLE, 

At the Autobot HQ main menu screen hit the following:

* Infinite stealth: (Must have convert minicon equipped): UP, UP, DOWN, DOWN, L1, L2, L1, L2

* Infinite Powerlink: UP, DOWN, UP, DOWN, CIRCLE, SQUARE, SQUARE, CIRCLE

* Big Head Mode: CIRCLE, CIRCLE, CIRCLE, SQUARE, L1, L1, L1, L2

* Turbo Mode: L1, R2, R2, SQUARE, SQUARE, SQUARE, SQUARE, L1 

Cheat: Disable Minicon Overload:

At the Autobot HQ main menu screen hit the following: R1, R1, L2, R1, R1, L2, CIRCLE, CIRCLE.

Cheat: Invincibility

From the pause screen hit R1, CIRCLE, CIRCLE, R1, R2, L1, L1, L2

Cheat: One Hit Kills

While playing, pause the game and press SQUARE, CIRCLE, SQUARE, CIRCLE, L1, L1, L2, L1. You will hear "Code 
Accepted" when entered correctly.

Submitted by Ramirez