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Step 1
Gain unlimited health by pausing the game and entering this button combination: R1 O O R1 R2 L1 L1 L2. You'll see a message telling you that you've entered the cheat correctly. While you will still lose health when you continue the game, it will automatically refill when you run out of life.
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Step 2
Head to the Main Menu and choose "Extras" to use the cheats that unlock all the game's extra features. From the Extras menu, enter Square Square O Square Square O L1 L2.
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Step 3
Kill whoever's giving you trouble in a single shot by pausing the game and entering Square O Square O L1 L1 L2 L1. When you un-pause the game, your next shot will kill your foe, no matter how powerful.
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Step 4
Use the stealth cheat by pausing the game during play and entering Left Right Left R1 R2 R1 Right Right.
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Step 5
Unlock Unicron by collecting minicons. On the Recruit difficulty level, you'll need 30. The Veteran level requires 35 and the Commander level needs 40 minicons.
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Step 6
Disable the minicon overload feature by beginning at the Autobot Headquarters screen and entering R1 R1 L2 R1 R1 L2 O O. This allows you to combine any four minicons together no matter how powerful they are.
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Step 1
Use a range of cheats at Autobot HQ to equip yourself with added power.
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Step 2
Give yourself infinite Stealth ability by entering Up Up Down Down L1 L2 L1 L2 at Autobot HQ.
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Step 3
Enjoy infinite powerlink by entering Up Down Up Down O Square Square O.
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Step 4
Put yourself in permanent turbo mode with the L1 R2 R2 Square Square Square Square L1 combination.
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Step 5
Give your character a big head with the O O O Square L1 L1 L1 L2 cheat.
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Step 6
Unlock all the game's minicons from Autobot HQ by entering L1 L2 O O Square O L2 L1.
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Step 7
Play with infinite Dash ability by pressing Up Up Square O Square Square L1 L2.
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Step 8
Play with a Super Tracker Beam by pressing L2 L2 Square O Square R1 R1 R2 at Autobot HQ.
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Step 1
Start each step from the "Difficulty Select" screen.
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Step 2
Complete the Amazon Level by entering L1 L1 L2 Square Square O R1 R2.
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Step 3
Finish the Antarctica Level by entering R1 R1 R2 L2 L1 L1 R1 R1.
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Step 4
Skip the Mid Atlantic Level by pressing O Square O Square Right Left Left Right.
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Step 5
Breeze past the Starship Level by using this combination: Left Left Right O O Right Right Left.
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Step 6
Vault past the Alaska Level by using the R1 O R1 Square Left Left Right Left cheat.
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Step 7
Ignore the Earth Level by pressing the following button combination: R2 R1 L1 L2 Square O Square O.
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Step 8
Forget about having to finish the Amazon Level when you enter Left Right Left Left Right R1 R2 O.
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Step 9
Fight the Amazon Boss by entering Left Left Right L1 R2 Left Left Right.
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Step 10
Battle the Antarctica Boss with L1 Left L2 Right Square Square O O.
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Step 11
Jump straight to the Mid Atlantic Boss by using the L2 Left Right Right Left L2 L2 L2 combination.
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Step 12
Try your luck against the Starship Boss by entering Right Right Square R1 R2 O Left Left.











