Waging a war against for countless millennia, the Autobots and Decepticons have now made Earth their battlefield. It's up to Optimus Prime and company to demolish Megatron and his infinite Decepticlone army, with you at their helm.

Like a true Decepticon killer, Transformers the game is more than meets the eye. With seven gigantic enviroments littered with forty Mini-Cons to augment your Autobot power, and fifty-eight Data-Con items scattered throughout, Transformers has enough challenges to frustrate even the likes of Optimus Prime. At IGN, we've uncovered all Mini-Cons and Data-Cons, conquered all of the huge levels, and trounced all of the Decepticon bosses. You want to be a bad-ass Autobot like us? We're here to help you reach our level of Cybertron fame with:

• Autobot Basics: To reach the top of your Autobot career you've got to start from the bottom—general tips to get you on your feet.
• Battle Tactics: Fighting armies on your own isn't a walk in the park. Our combat strategies will turn any weakness in your defense into a strength in your offense.
• Decepticlones: Know your enemies, with our descriptions of their strengths...and weaknesses.
• Walkthrough: All levels busted open—find all Mini-Cons and Data-Cons, and absolutely demolish the Decepticon bosses!
• Secrets: Plenty of cheats to aid any Autobot-slackers. You know who you are.

Get the guide here.

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

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

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

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

Collect all of the mini-cons to unlock an extra cinema.