Here are some cheats and tips for the game Doom 64.
Level Codes
These passwords will take you to some of the hardest
levels in the game. From the Options screen, choose
Password and enter these codes as shown:
The Terraformer –> CB92NBPLSYL?JO27
Main Engineering –> BXYH?G416Z4JPJ?Z
Holding Area –> CYCCMGPKX47GTS2B
Tech Center –> CF3?PG6DS12ZPFKB
Alpha Quadrant –> BXROTH1F52GG7W?B
Research Lab –> BBXWHLGSXB8F4RKB
Final Outpost –> FVV9FL55QGFVDWJB
Even Simpler –> FFLBMQ6CVV1CPF1B
—————————————————–
Skip Levels, all weapons, God mode
Enter the following code at the password screen: ?TJL
BDFW BFGV JVVB. Start the game and press start. Now
highlight the features option. From here you should be
able to skip levels, access all weapons, and enjoy the
power of god mode.
—————————————————–
Game Shark Codes
Always Have BFG 9000 800632db0001
800632cf0001 –> Always Have Chain Gun
800632d30001 –> Always Have Missile Launcher
800632d70001 –> Always Have Plasma Rifle
800632e300ff –> Gun/Chain Gun Ammo
800632ef0064 –> Missile Ammo
800632eb0064 –> Plasma/BFG/Weapons Ammo