EVERY GUN AND UNLIMITED AMMO
To get every gun and unlimited ammo, just push "start" go down to weapons, and then press and hold right,L2,R2,circle,square and x.
To get ultra guns, just push "start" press and hold right,R1,L2,and x.
Go to options press x highlight mission select then hold
Puase the game,go to weapons and press x,then highlight Silenced 9mm,then simultaneosly press and hold
U should hear Gabe either say
DAMN or UNDERSTOOD
if he says "damn" when u shot the 9mm at an enemy it will take 2x as less lives 4rm the enemy
if he says "understood" the guns will kill an enemy in 1 shot
if he says damn and u want him to say understood u can keep doing the cheat as much times as u want
INFINITE LIFE:Infinite Life- Pause game and at map press and hold:
The game will automatically be re-started and there will be no armour bar.
At the New Game title screen press Left + L1 + R2 + Select + Square + Circle + X.
WARNING: Only works in some game versions!!
its a grenade rocket machine gun launcher fires grenades and rockets at machine gun speed to access this pause the game highlight weapons and hold r2 l1 then press oooxxxxxxand sqaure five times
pause the game and go to options then highlight select mission hold left L1 R1 select circl and square then press x. if it dont work dont hold circl and square. but i think it dose work when you hold circle and square.