Shellshock cheats and cheat codes for Playstation

Debug menu (NTSC version)
Press Up, Down, Left, Right, Down, Down, Right, Right, Square on
your controller when the copyright screen appears.

Debug menu (PAL version)
Press Up, Down, Left, Right, Down, Down, Right, Right, Triangle on
your controller when the copyright screen appears.

Unlock bonuses
Enable the debug menu, then highlight the credits option and press
Left(8 times), Triangle.

Unlock Crimson Blade training camp in the Masirah Mountains
Go to the briefing area and find the locker on the left side of the
screen. Open the locker and input "4L2CZCQKDAABACQDB" at the password
screen to start to play on the bonus mission.

Invincibility
Star to play and then press Start + Select to quit. Then press Up, Up,
Up, Down, Down, Down, Right, Right, Triangle at the main title screen.
A sound of chime will confirm the correct code entry. If you are low
on energy, the energy bar will automatically rise during the game play.


Shellshock Game Shark Codes:
-
Invincibile mode
80087C1E 0300
-
Zero Enemy Targets to Kill
800887D4 0000
-
Upgrade Armor -
800855AC 0004

Upgrade Reloader -
800855BA 0004

Upgrade Coolant -
800855BE 0004

Upgrade Track -
800855B8 0004

Upgrade Engine -
800855B6 0004

Upgrade Target Comp -
800855BC 0004

Unlimited Air Support -
800855B4 0004

Unlimited Cash -
800855C0 FFFF

Unlimited SAMS -
800855AE 0004