You can't turn into a diamond head, but I remember that I could somehow turn into Benwolf and a mummy.
type classic in the cheat box to unlock Fourarms but this can only be done on the PS3 instead of the PSP
How to unlock diamond head?
Actually, you can just enter Square, Square, Triangle, Circle, Square, X at the Cheat Menu in the Extras Menu to Unlock Diamondhead, for more cheats for Ben 10 Protector of Earth (e.g. how to unlock all locations on map, etc.) type CHEATS ON Ben 10 Protector of Earth and send it to CheatMaster101@gmail.com. For Exclusive Cheats for Ben 10 Protector of Earth (e.g. how to unlock Benwolf, etc.) type EXCLUSIVE CHEATS ON Ben 10 Protector of Earth and send it to CheatMaster101@gmail.com
you yust have to play with gost freak 3 times
In Ben 10 Protector of the earth, there are only 5 playable alien forms. Unfortunately, Ripgaws is not one of them.
I need playing with friend
Go to extras, then go to codes then type tghtffderefxcxsssssssssssssssssssssssssssssssssss
to unlock all aliens in ben10 protector of earth for psp of earth enter wildvine 4arms heatblast and wildvine
To unlock all alien forms in ben10 protector or Earth just go to the extras menu and input this codes: Wildvine, Fourarms, Heatblast, Wildvine
ds, redwood forest, boss,upchuck,eyes break,unlock eyeguy
u must pray everyday u cant get diamodhead they didnt out him in the game
the ben10 protector of earth has been given in banglore
So pimped
its called Dr animo
JUST TYPE IN
no i have tryd the coad alot
there are just five alien available because Ben only got five Crystal and the other crystal it is contain the power of master control
There aren't 10000 aliens.
it the ultimate hero all heros combined