Pause the game (press the F1 key) and enter one of the following passwords and then unpause the game to make them work.
Effect Password All-access code. Gives you all eight keycards HIRAKE GOMA Allows you to carry an almost unlimited ammount of ammo and explosives INTRUDER Allows you to carry up to 999 rations ISOLATION Get promoted to an extra rank DS 4 Literally means ''You're the best''. Gets you promoted to a four-star rank ANTA WA ERAI
Contributed By: JUndaunted.
Pass Electric Fields (MSX Version)
To pass through electric fields without taking any damage, press F1 to pause the game, then F4 to enter the Load screen then press ESC to leave it and press F1 to unpause.
Cigarettes For Time
After defeating the Metal Gear, use the cigarettes and you'll get an extra 2000 units of time.
Know Something We Don't?
You can submit new cheats for this game and help our users gain an edge.
Have We Been Fooled?
You can submit a problem report for any non-working or fake code in the lists above.