Successfully complete the game two times using the same saved game file, and getting a different ending both times by getting the bandana and stealth camouflage. Then during the next (third) time the game is played, Snake will change into a tuxedo in the elevator.
|Alternate Title Screen|
At the title screen, press the D-pad to change the background color.
Snipe the rats above where you first encounter Wolf or Snipe the ravens when at your second encounter with Raven.
Equip a box while in the trucks to travel to the destination on the boxes.
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 to Ocelot 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.
|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.
|Easier Driving Scene|
To get a better view when shooting at Liquid Snake in the driving scene, hold Triangle while shooting the gun.
Take a picture of the following locations using the camera to view hidden ghosts who are KCEJ development team members.
|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|
|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 |
|Humorous Meryl Comments|
Look at Meryl with the scope or camera.
Successfully complete the game without submitting to Ocelot 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.
|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.
Successfully complete the game two times using the same saved game file, and getting a different ending both times by getting the bandana and stealth camouflage. Then during the next (third) time the game is played, 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.
Follow Meryl into the Women's bathroom and reach the last stall in under five seconds. Meryl will be caught with her pants down during the next sequence.
|Seeing Through Psycho Mantis' Eyes|
When fighting Psycho Mantis, press Triangle to see through his eyes.
Successfully complete the game with submitting to Ocelot 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.
|Technical Demonstration Mode|
Successfully complete the following modes in order: "Training", "Time Trial", "Gun Shooting", "Survival".
Note: Completing each mode will unlock the next mode in the sequence. Then, technical demonstration mode will be unlocked. Use it to watch the CPU demonstrate its best time with the gun.