Ben 10 - Proctector Of Earth - Platform: Playstation 2

Cheats:
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Update by: Shubhankar
Update by: Olek
Submitted by: Nitin Dilip
Update by Justin Tyok

Here's how to enter these codes.At the map screen press Start to bring up the option 
menu, then select enter secret code and enter the following:

Dark Heroes                 = Cannonbolt,Cannonbolt,Fourarms,Heatblast.
DNA Force                   = XLR8,Heatblast, Wildwine,Fourarms
Invincibility               = XLR8, Heatblast,Wildvine, Fourarms
master Control              = Cannonbolt,Heatblast,Wildvine,Fourarms 
Unlock Alien Forms          = Wildwine,Fourarms,Heatblast,Wildvine.
Unlock all combo's          = Cannonbolt, heatblast, Fourarms, heatblast
Unlock all locations on map = Heatblast, XLR8, XLR8, cannonbolt


Unlock Master Control:
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Submitted by: Richard

To unlock master control at the begining of the game go to youtube.com enter ben 
10 cheat's.Then the 1st 1 that u see all highlited clik on it then it will show u 
cheat's.And mabey it will show how to getnew aliens.And don't forget the new ben 
10 game:Ben 10 alien force the game!


Alien form change:
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Submitted by:  Ida Bagus Bhaskara

Defeat ghostfreak to change from an alien to another alien instantly!


Cheat:
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Submitted by: solehuddin

get 10 aliens go at extra menu and type bigfatman



Unlock all locations on map: Heatblast, xlr8, xlr8, Cannonbolt:
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Submitted by: Sami

Go on the map and click start then go on the extras menu and click on enter 
secret code.