IGNと言う海外サイトに載っているチート↓(翻訳してくれればうれしいです。) Cheat: Infinite Ammo and Health Go to the campaign screen (where the campaigns and other options are shown). For infinite ammo, insert this code: Up, Down, Left, Right, Up, Up, Down. For infinite health, insert this code: Left, Left, Up, Left, Right, Down, Right.
Unlockable: Game Skins Insert the following codes at the main menu (where campaign, bonus, et cetera can be seen). The screen will flash if the code is inserted correctly.
Jazz G1 Skin - left, up, down, down, left, up, right Optimus Prime G1 Skin - down, down, up, up, right, right, right Starscream G1 Skin - right, down, left, left, down, up, up