Transformers: The Game

Generation 1 Robo-vision Optimus Prime:
Finish the Autobot story line.

Generation 1 Cartoon Optimus Prime:
Pick up all the Autobot Faction Symbols in the Autobot story line.

Generation 1 Megatron:
Pick up all the Transformer Shields in the Decepticon story line.

Generation 1 Cartoon Megatron skin:
When you are at the main menu (on a screen with the New Game/Load Game options)
press Down, Left, Left, Down, Right, Right, Up. If the code is accepted, the
screen will flash. Go the "Bonus Features", then select the "Generation 1"
option to change the character's appearance when you play a mission.

Generation 1 Cartoon Optimus Prime skin:
When you are at the main menu (on a screen with the New Game/Load Game options)
press Down, Right, Left, Up, Down, Down, Left. If the code is accepted, the
screen will flash. Go the "Bonus Features", then select the "Generation 1"
option to change the character's appearance when you play a mission.

Generation 1 Robo-vision Optimus Prime skin:
When you are at the main menu (on a screen with the New Game/Load Game options)
press Down, Down, Up, Up, Right(3 times). If the code is accepted, the
screen will flash. Go the "Bonus Features", then select the "Generation 1"
option to change the character's appearance when you play a mission.

Starscream Generation 1 version skin:
When you are at the main menu (on a screen with the New Game/Load Game options)
press Right, Down, Left, Left, Down, Up, Up. If the code is accepted, the screen
will flash. Go the "Bonus Features", then select the "Generation 1" option
to change the character's appearance when you play a mission.

Jazz Generation 1 version skin:
When you are at the main menu (on a screen with the New Game/Load Game options)
press Left, Up, Down, Down, Left, Up, Right. If the code is accepted, the screen
will flash. Go the "Bonus Features", then select the "Generation 1" option
to change the character's appearance when you play a mission.

Unlock Bonus Cybertron missions:
When you are at the main menu press Right, Up, Up, Down, Right, Left, Left
and start through replay missions to access two Cybertron Levels Autobot and
Decepticon. If the code is accepted, the screen will flash.

Infinite ammunition
When you are at the main menu (on a screen with the New Game/Load Game options)
press Up, Down, Left, Right, Up, Up, Down. If the code is accepted, the screen
will flash.

No traffic, police, or military
When you are at the main menu (on a screen with the New Game/Load Game options)
press Right, Left, Right, Left, Right, Left, Right. If the code is accepted, the
screen will flash. The only vehicles remaining will be parked.

Infinite health
When you are at the main menu (on a screen with the New Game/Load Game options)
Left, Left, Up, Left, Right, Down, Right. If the code is accepted, the screen
will flash.

All missions
When you are at the main menu (on a screen with the New Game/Load Game options)
press Down, Up, Left, Right(3 times), Up, Down to access all missions, including
the two bonus Cybertron missions. If the code is accepted, the screen will flash.