Game Play Unlockables
All Upgrades Possible: Want every upgrade in the game and want them installed now? Here's what you do: hit LB, Y, LB, B, X then X again.
Super Low Gravity: Need to jump higher and stay up longer? Easy as pie, simply hit X, X, Y, LS, Y, and then LS again.
Turbo Unlimited: Well, now that you're invincible, might as well have unlimited turbo speed right? Simply hit B, LS, X, RS, A, and then Y and you'll have it.
Instant Kills (Melee only): Now tell me how cool it is to instantly kill your foe while in melee combat? Here's what you do: hit RS, A, LB, B, RS, and then LB.
The Ultimate Unlockable!
Invincibility: Who doesn't want to have an invincible transformer? Simply hit RS, A, X, LS, X, then X again and you will become invincible. (Don't tell too many people about this one - they'll all start using it against you!)