Transformers: The Game cheats, codes, hints

Enter at the menu that has campaign/bonus features listed/credit menu:

Robovision Optimus Prime skin
down, down, up, up, right, right, right

Starscream G1 skin
right, down, left, left, down, up, up

Jazz G1 skin
left, up, down, down, left, up, right

No traffic, police, or military
Right, Left, Right, Left, Right, Left, Right

Cybertron Decepticon Missions
Right, Up,Up,Down, Right, Left,Left

All Mission
Down, Up, Left, Right, Right, Right, Up, Down

G1 Megatron
Down, Left, Left, Down, Right, Right, Up

Infinite Ammo
Up, Down, Left, Right, Up, Up, Down

Infinite Health
Left, Left, Up, Left, Right, Down, Right

G1 Optimus
Down, Right, Left, Up, Down, Down, Left