First person play mode 
Successfully complete the game once to unlock a 
first person play mode option.

Infinite ammo 
Successfully complete the game without submitting when 
being tortured to save Meryl. Then at the end of the game 
you will receive a bandana. Save your game, then start a 
new game using the same saved game. Now when you equip the 
bandana you can use an unlimited amount of ammo and will 
not have to reload your gun.

Stealth camouflage 
Successfully complete the game with submitting when being 
tortured to not save Meryl. Then at the end of the game 
you will receive stealth camouflage. Save your game, then 
start a new game using the same saved game. Now when you 
equip the stealth camouflage enemies (except bosses) and 
cameras will not detect you.

Camera 
Reach area B2 of the tank hanger. Then at the end of the 
hallway to the right of the door where you fight Ocerot 
is a secret room that is entered after using C4 explosive. 
In the room are security card level 4 and 6 doors. The 
camera is in the room behind the security card level 4 
door. Alternatively, beat the game with submitting when 
being tortured. After you receive the camera there will 
be an "Album" option on the main menu, use this option 
to view pictures that have been taken.

New textures 
Successfully complete the game two times using the same 
saved game, and getting a different ending both times 
by getting the bandana and stealth camouflage. Then, 
next (third) time reach Ninja without using the bandana 
or stealth camouflage. If done correctly, Ninja will 
be red. There will now be new textures for Snake and 
Ninja and new bonus music during the ending.

Alternate costume 
Successfully complete the game two times using the same 
saved game, and getting a different ending both times 
by getting the bandana and stealth camouflage. Then, 
Snake will change into a tuxedo in the elevator during 
the next (third) time the game is played.

Alternate title screen 
At the title screen, press the D-pad to change the 
background color.

Konami game surprise 
Play the game using a memory card that contains a saved 
game from any prior Konami title (Castlevania, ISS Soccer, 
Silent Hill, Suikoden, etc.). Then when Psycho Mantis 
attempts to read your character's mind, he will mention 
various game titles.

Codec frequencies 
Name Frequency 
Campbell/Naomi 140.85 
Mel Ling 140.96 
Master 141.80 
Otacon 141.12 
Meryl 140.15 
Nastasha 141.52 
Deepthroat 140.48 


Hints 
Box destinations 
Equip a box while in the trucks to travel to the 
destination on the boxes.

Annoy Cambell 
Snipe the rats above where you first encounter Wolf or Snipe 
the ravens when at your second encounter with Raven.

Defeating Psycho Mantis 
Plug the controller into port two and press any button 
before fighting Psycho Mantis. The word "Hideo" will 
appear in the corner of a black screen. Use controller 
two to fight against Mantis to keep him from knowing 
your moves.

Seeing through Psycho Mantis' eyes 
When fighting Psycho Mantis, press Triangle to see 
through his eyes.

Easier driving scene 
To get a better view when shooting at Liquid Snake in the 
driving scene, hold Triangle while shooting the gun. 

Hidden ghosts 
Take a picture of the following locations using the 
camera to view hidden ghosts who are KCEJ development 
team members.

Name Location 
Fujimura Elevator in the Comm Tower B complex  
Fukushima Heliport; looking out to sea from cliff  
Hirano Elevator in Comm Tower B; deep in the shaft of top level 
Ishiyama Heliport top of building  
Ito Inside elevator to tank hangar  
Jerem Blaustein Sniper Wolf's corpse  
Kaneda The mirror located in the Women's restroom  
Kimura MG underground base; tip of Metal Gear 's railgun  
Kinbara Dark area of stairs  
Kitao Decoy Octopus (fake DARPA chief) corpse  
Kobayashi Rock in canyon  
Kobayashi Johnny Sasaki holding cell, near DARPA chief  
Kojima Otacon lab; the picture frame to the right 
Korekado Men's restroom  
Kozyou Behind the watertank-like structure in the Canyon  
Kutome Observation room  
Makimura Hidden armory store room; behind the weakened wall 
Matsuhana Hallway of corpses; outside Otacons lab 
Mizutani When fighting Metal Gear 
Mori Lowest point of elevator; Comm Tower B  
Mukaide Reflection in wolfdog cave puddle  
Muraoka Water in cargo dock  
Nakamura In Meryl's blood pool; where she is sniped 
Negishi Sewage waterfall 
Nishimura Next to Baker's corpse  
Okajima Maggots of the real DARPA Chef in cell  
Onoda Where Baker is tied up  
Sasaki Picture frames in the Commander's room  
Sato Comm Tower A; roof destroyed by Hind D missiles  
Scott Dolph Deep down in the dark from the walkway between 
Comm Towers A and B 

Shigeno Heliport,security caera by staircase  
Shikama Electric floor  
Shimizu Wolf dog cave; first crawling point 
Shinkawa Deep in Sniper Wolf's hallway behind the second pillar 
Sonoyama Torture machine  
Takade Ninja room; glass atedga  
Tanaka Heliport; sleeping soldier  
Tougo End of boiler room; in Blast Furnace with the steam  
Toyota Container in the middle of Raven's warehouse  
Uehara Edge of elevator; where the ravens are 
Yamashita Tip of nuke warhead in nuke storage room  
Yoshimura Dead end of air duct  
Yoshioka Bridge on the third floor of the blast furnace