Build up Rage Meter with soda
Smash any pop machine until cans fall out, press X while standing over one to
drink from one. It will build up your Rage Meter.
Capitalize on the stupid AI
In any level where there are desks that you can climb/jump onto and your enemies
are not armed with any type of gun that they can shoot you with this trick will
work . It's simple, if you are in a room that meet those conditions just climb
onto a desk. Your enemies will stand still, allowing you to take them down with
your guns.
Invincibility, infinite ammo
and stage select.
At the "press start" screen press and hold these buttons: L1 + L2 + R1
+ Triangle + X + Left. If entered correctly, once you "start game" you
will be brought to a level select screen. You can choose to continue your old
games also, they will have the code effect as well. Once in the game, all your
guns will have unlimited ammo when they are picked up and you will not die. But
you may have your health deducted if you fall from high places or burn yourself.
If you fall into a 'pit'. You will still die, so be very careful at edges. Use
the walk button (L1) at the edges. It will prevent you from falling. (Warning-
You will not be able to save at all)
Level select
First put in the invincibility code at the title screen then go to options and
put difficulty to expert and exit then go to start game and select a level.
Secret Health
If you blow up the pop machines cans will fall out and if you stand directly
over them and press x then you will pick it up and drink it. Drinking these will
give you health and more rage.
Game Shark Codes
| Infinite Health | D00B32AC 2D24 80117244 03FC |
| Infinite Continues | D00B32AC 2D24 800CDC3C 0009 |
| Infinite Ammo | 80073B86 2400 |
| Infinite Rage Meter on Fill-Up) | 80070F36 2400 |
| Max Money | D00B32AC 2D24 800CDC40 FFFF |
| Have All Keycards | 800CE284 0101 800CE286 0101 |
| Level Modifier | 800CBBBC 00?? |
| Quantity Digits to Accompany Level Modifier Code | |
| 01 - Steel Mill 06 - Research Lab 0A - Tank Factory 0F - Polar Research Base 12 - Jungle Temple 16 - Chemical Plant 1A - Prison Island 1F - Undersea Base 23 - Skyscraper HQ 28 - Credits |