All Combos:
     Enter NINJA as a code to unlock all combos.

All Weapons:
     Enter STRAPPED as a code to unlock all weapons.

Maximum Ammo:
     Enter MRJUAREZ as a code to unlock maximum ammo.

Invincibility:
     Enter LRGARMS as a code to unlock invincibility.

Level Select:
     Enter PASSKEY as a code to unlock level select.

Skip Level:
     Enter QUITER as a code to skip the level.

All FMV's:
     Enter DIRECTOR as a code to unlock all FMV's.

Concept Art:
     Enter SKETCHPAD as a code to unlock the concept art.