Cheat mode:
     Press  Start  to  access  the  options  menu. Select the "Cheats"
option  to  display a military-style alphabet code entry screen (Alpha
for  "A",  Bravo  for  "B",  Charlie for "C", etc.). Select the proper
words  to  spell  one  of  the  following  codes.  The  message "Cheat
Unlocked"  will  appear to confirm correct code entry. To activate the
cheats, pause game play then select the "Cheats" option.

Unlimited health:
     Enter CLONE as a code.

Unlimited ammunition:
     Enter FUG as a code.

Unknown Effect:
     Enter TREVOR as a code.

Unknown Effect:
     Enter JACKET as a code.