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Welcome to our page dedicated to Playstation Project Overkill cheats and tips. This is a Shooter PSone game and was made by NULL for the Sony PS1 videogame console.

If you can't find the Project Overkill cheats you are looking for on this page, don't worry, we have staff waiting to help you with Project Overkill right now. We have more information about "Project Overkill" for anyone who is thinking of owning this Playstation1 game.

Enter anyone of the codes during game play 
(Switching to Fist won't waste your ammo while entering them). 

Health:Hold Squ and press O,X,Tri, then release Squ and hold O and press Squ,X, Tri.
Ammo:Hold O and press Squ,release Squ and hold Tri then press X.Then release Tri, 
hold O and press X. Release O and hold X then press Squ. 

Invincibility:Hold Up and press X. Release Up and hold Up again and press X. Release Up 
and hold Right and press O. Release Right and hold Left and press Tri. 

Shield:Hold Right and press O,Squ,Tri. Release Right and hold Left then press Squ O,X. 

End Level:Press X,Up,Down,Up. Then hold Squ and press O. Release Squ and hold X then press Tri. 

Testing:Press Left,Right,Right,Left.Then hold X and press Tri. Release X and hold Tri then press X.

shield-at sound volume screen hold right-tap circle, square,tiangle, release right hold down 
left-tap square, circle,x release left. skip level-at sound volume screen tap
x up down up hold square tap circle release square hold down x tap triangle release x mike

Enter Pause game and highlight REVIEW MISSION. Then one of the following sequences,

Extra Ammo:hold O,then press square,hold triangle,then press X,hold X,then press square. 

Speed:hold up,press tri.,tri.,tri.,hold down,then press X,square,O.

Shield:hold right,then press O,square,tri.,hold left,then press square,O,X.

End Level:press X,up,down,up,hold square, then press O,hold X,then press tri.

Go to MUSIC VOLUME secelection screen and press PAUSE:


SPEED: Hold UP - press TRIANGLE, TRIANGLE, TRIANGLE - release UP. Hold DOWN - press CROSS, SQUARE, CIRCLE - release DOWN

SKIP LEVEL:at sound volume screen tap x up down up hold square tap circle release square hold down x tap triangle release x 
Submitted By: mike
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