Codes

  • Otacon's extra passwords

    Put these in instead of the code Otacon tells you to at Shadow Moses. You will get the Access Denied scene but afterwards you will get the bonus.

    CodeEffect
    14893100,000 DP
    78925iPod song
    13462iPod song

    Contributed By: laure8929.



Passwords

  • Extras Screen Passwords

    These passwords are entered at the Extras screen under Password after beating the game once on any difficulty. The items will be made available upon loading your save game or starting a new game (in which case you will gain access to them when you meet up with Metal Gear Mk. II; iPod songs are immediately available.)

    PasswordEffect
    aottrykmynAltair Costume
    dntkkhktmmDrebin Facecamo
    jmsotsynrnType 17 Pistol
    mekakorkkkUnlock Mk. 23 handgun (SOCOM from MGS1)
    thomasUnlocks "Desperate Chase" iPod Song
    georgeUnlocks "Gekko" iPod Song
    theodoreUnlocks "Midnight Shadow" iPod Song
    abrahamUnlocks "Mobs Alive" iPod Song
    mnsoymsyhnUnlocks "Mosin Nagant"
    mgo2playUnlocks "Subsistence Action" iPod Song
    1aytmmymhkUnlocks 1911 Pistol
    pkhhnwhsjtUnlocks Patriot
    skynytktjpUnlocks Scanning Plug S
    deskyhstylUnlocks the Desert Eagle Long Barrel
    tshsniammrUnlocks Thor .45-70


Unlockables

  • Bonus Weapons

    UnlockableHow to Unlock
    BandannaComplete a single-player session without killing anyone (including bosses). You can do this on any difficulty
    Desert Eagle, Long BarrelEarn the Fox emblem on a single-player session
    Digital CameraIn the Nomad vehicle during the mission intermission; you can unlock a special photo by picking up this item in stage 4 instead of earlier
    Mantis and Sorrow DollsShoot them out of Screaming Mantis's hand and pick them up
    Mauser Type 17Earn the Hound emblem on a single-player session
    MGL-140 Grenade LauncerBeat Raging Raven
    Mk. 23 HandgunFound in the first area of Act 4
    Patriot Future Assault WeaponEarn the Big Boss emblem on a single-player session
    Race (Ricochet) GunClear the single-player game once
    Rail GunBeat Crying Wolf
    Scanning Plug SLog more than 10 hours of Metal Gear Online play time on the same profile as your Metal Gear 4 game. You purchase this from Drebin
    Solar GunCollect the five statues (those of the four Battle Beauties and the Frog Soldier/Haven Troopers in stage 1) using non-lethal means on their respective idols
    Stealth ItemComplete a single-player session without instigating a single alert (caution is okay, but not alert). You can do this on any difficulty
    Thor 45-70Earn the Fox Hound emblem on a single-player session

    Contributed By: _mune and HellKnightX.



  • Completion Unlockables

    UnlockableHow to Unlock
    New combat vestsClear the single-player game once
    The Boss Extreme difficultyComplete the single-player mode once (and saving the cleared data).

    Contributed By: _mune.



  • Costumes

    UnlockableHow to Unlock
    AltairObtain the Assassin emblem
    Civilian DisguiseStart Eastern Europe level
    Corpse CamoGet 51 continues or more in a single playthrough to unlock this octocamo.
    Middle East Militia DisguiseMiddle East in the Militia Safe House
    South American Rebel DisguiseSouth America (Cove Valley Village)
    SuitClear the game once

    Contributed By: defcrap96 and Fuuinashi.



  • Dolls/Statues

    You need to unlock 5 dolls before you can adquire the solar gun.
    Defeat the Frog Soldiers, Laughing Octopus, Raging Raven, Crying Wolf and Screaming Matis with Non-Lethal weapons. (During their beast form, not beauty). After defeating them grab the doll before killing their beauty form. Except on the frogs because they don't have a beauty form.

    UnlockableHow to Unlock
    Crying Wolf Doll/StatueIn a side of a bulding just where you start after killing her beast form
    Frog Soldier Doll/StatueAt the garage at the end of the battle
    Laughing Beast Doll/StatueOn a bed in a little room
    Raging Raven Doll/StatueOn the upper floor on a corner
    Screaming Mantis Doll/StatueOn the corridor where you started

    Contributed By: game_break.



  • Facepaint

    Different face paint unlocked for in game use.

    UnlockableHow to Unlock
    Big Boss'sEarn the Big Boss emblem on a single-player session
    Classic MGS SnakeBeat Act 3
    Crying WolfDefeat the Battle Beauty (human form) Crying Wolf by non-lethal means.
    DrebinPurchase and keep more than 60 different weapons.
    FaceCamoDefeat the Battle Beauty Laughing Octopus (the overall battle, no specifics involved).
    Laughing OctopusDefeat the Battle Beauty (human form) Laughing Octopus by non-lethal means.
    OtaconRam Dr. Emmerich using the Metal Gear II during the intermission scene.
    Raging RavenDefeat the Battle Beauty (human form) Raging Raven by non-lethal means.
    Raiden Mask ARam Sunny using the Metal Gear II during the intermission scene.
    Raiden Mask BRam Dr. Naomi Hunter using the Metal Gear II during the intermission scene.
    Roy CampbellRam Colonel Campbell using the Metal Gear II during the intermission scene.
    Screaming MantisDefeat the Battle Beauty (human form) Screaming Mantis by non-lethal means.
    Young SnakeBeat Act 2
    Young Snake with BandanaBeat Act 2

    Contributed By: _mune and HellKnightX.



  • iPod Tunes

    Snake's iPod can download specific tunes throughout the course of the game. Some songs have an additional "secret" effect when it is played in the game.

    UnlockableHow to Unlock
    Beyond the Bounds (increases stun damage done by Snake from non-lethal weapons)Stage 4 Shadow Moses, Tank Hangar. After power is restored, backtrack to the upper catwalk and explore all rooms
    Big Boss (increase stun damage and increases Snake's accuracy when played)Earn the Big Boss emblem
    Bio-hazard (cause soldiers held by Snake to scream in terror)Stage 3 Europe, Midtown
    Boktai 2 ThemeAct 2, Mission Briefing, upstairs in the Nomad
    Bon DanceAct 2, Marketplace
    Destiny's Call (cause soldiers held by Snake to go enraged)A random gift from a militia or rebel soldier if Snake gives them a healing item
    Flowing Destiny (cause soldiers held by Snake to weep like a little girl)Stage 4 Shadow Moses, Canyon. Before leaving the canyon area, examine the rocky walls for a hole hiding this item
    Fury, The (cause soldiers held by Snake to go enraged)Stage 2 South America, Cove Valley Village. Inside the fire ravaged house
    Inorino UtaAct 1, Mission Briefing
    Level 3 WarningAct 1, Advent Palace
    Lunar Knights Main ThemeAct 4, Mission Briefing, upstairs in the Nomad
    Metal Gear 20 Years History: Part 2Act 4, Warhead Storage Building B2
    Metal Gear 20 Years History: Part 3Act 2, South America Confinement Facility. In room with beds inside the house
    Metal Gear Solid Main Theme (The Document Remix)Act 5, Under hatch to the left at the beginning of area
    MGS 4 Love Theme / Action (cause soldiers held by Snake to weep like a little girl)A random gift from a militia or rebel soldier if Snake gives them a healing item
    On AlertAct 3, Midtown N Sector
    One Night in Neo Kobe City (Causes soldiers held by Snake to laugh)Act 3, Midtown, hold-up PMC.
    Opening - Old L.A. 2040 (increase Snake's accuracy)Stage 4 Shadow Moses, Nuclear Warhead Storage B2. Input 78925 into Otacon's lab computer
    Policenaughts Ending (cause soldiers held by Snake to fall asleep on touch)Stage 4 Shadow Moses, Nuclear Warhead Storage B2. Input 13462 into Otacon's lab computer
    Rock Me (increases Snake's amount of life recovered from items and other means)Stage 2 South America, Confinement Facility. Island in the south-eastern quadrant
    Sailor (increases Snake's amount of life recovered from items and other means)Stage 2 South America, Vista Mansion. Between the east wall and a cargo container
    Shin Bokura no Taiyou ThemeAct 3, Mission Briefing, upstairs in the Nomad
    Show Time (cause soldiers held by Snake to scream in terror)A random gift from a militia or rebel soldier if Snake gives them a healing item
    Snake Eater (increase the life recovery rate of Snake through items and other actions)Unlocked by earning all 40 game clear emblems
    Subsistence (increase Snake's accuracy)Play at least one game of Metal Gear Online. You must start the match with at least two players
    Test Subject's DualityAct 3, Midtown S Sector
    The Best Is Yet To ComeAct 4, Snow Field. Just before the "Disc Change" Codec scene.
    The Essence of VinceAct 3, Echo's Beacon
    The FuryAct 2, in the Cave Valley Village in badly burned building
    Theme of Solid SnakeAct 1, Millennium Park
    Theme Of TaraAct 1, Militia Safehouse. Just before seeing the unmanned flying-bomber on the table
    Warhead StorageAct 4, Tank Hanger. Upper floor ventilation shaft.
    Yell (Dead Cell)Act 4, Casting Facility North
    Zanzibarland BreezeAct 1, Urban Ruins before cutscene

    Contributed By: _mune and Tanookii.



  • New Ammo

    After finishing the game once, and getting back to drebin you can buy:

    UnlockableHow to Unlock
    Emotive ammo (cry)Finish game once
    Emotive ammo (laughter)Finish game once
    Emotive ammo (rage)Finish game once
    Emotive ammo (scream)Finish game once
    Smoke Grenade (blue)Finish game once
    Smoke Grenade (green)Finish game once
    Smoke Grenade (red)Finish game once
    Smoke Grenade (yellow)Finish game once

    Contributed By: Mort_pas.



  • Unlockable Emblems

    Unlocking emblems gives you various bonus content.

    UnlockableHow to Unlock
    Ant EmblemShake 50 enemies for items
    Assassin's EmblemBeat the game with 50+ knife kills, 50+ CQC holds, and 25 or less alerts.
    Bear EmblemChoke 100 enemies to death
    Bee EmblemUse the Scanning Plug S or Syringe on 50 enemies
    Big Boss EmblemBeat the game on the highest difficulty with no deaths, no alerts, no kills, no recovery items, no stealth suit, no bandanna items, in under 5 hours.
    Blue Bird EmblemGive friendly soldiers 50 items
    CentipedeGet less than 75 alert phases, less than 250 kills, and over 25 continues.
    ChickenGet over 150 alert phases, over 500 kills, over 50 continues, use over 50 recovery items and finish the game in over 35 hours.
    CowActivate over 100 alerts
    CrocodileHave over 400 kills
    Eagle EmblemGet 150 headshots
    Fox EmblemBeat the game on normal or higher w/ no deaths, 5 or less alerts, no kills, no recovery items, no stealth suit, no bandanna items, in under 6 hours.
    Fox Hound EmblemBeat the game on hard or higher w/ no deaths, 3 or less alerts, no kills, no recovery items, no stealth suit, no bandanna items, in under 5.5 hours.
    Frog EmblemRoll forward 200 times
    Gecko EmblemPress against walls for a total of 1 hour
    Giant Panda EmblemComplete the game after 30 cumulative hours of play
    Gibbon EmblemHold up 50 enemies
    Hawk EmblemBe admired by 25 friendly soldiers
    Hog EmblemGet 10 combat highs
    Hound EmblemBeat the game on hard or higher w/ no deaths, 3 or less alerts, no kills, no recovery items, no stealth suit, no bandanna items, in under 6.5 hours.
    Hyena EmblemPick up 400 dropped weapons
    Inch Worm EmblemCrawl on the ground for a total of 1 hour
    JaguarGet over 75 alert phases, less than 250 kills, and less than 25 continues.
    LeopardGet over 75 alert phases, less than 250 kills, and over 25 continues.
    Little Gray EmblemCollect all 69 weapons
    Lobster EmblemSpend a total of 2.5 hours crouching
    MantisFinish the game with no alerts activated, no continues, no rations, noodles or regains used and in under 5 hours
    OctopusBeat the game without activating any alert phases.
    PantherGet over 75 alert phases, over 250 kills, and less than 25 coninues.
    PigUse more than 50 recovery items
    PigeonBeat the game without killing asingle person (Gekkos and Dwarf Gekkos dont count).
    PumaGet over 75 alert phases, over 250 kills, and over 25 continues.
    RabbitFlick through 100 Playboy pages
    RavenBeat the game in under 5 hours
    ScarabPerform over 200 prone side rolls
    ScorpionGet less than 75 alert Phases, less than 250 kills, and less than 25 continues.
    SpiderGet less than 75 alert phases, over 250 kills, and over 25 continues.
    TarantulaGet less than 75 alert phases, over 250 kills, and less than 25 continues.
    TortoiseSpend more than 60 minutes inside the drum can or card board box (this can be done throughout the game, not all at once)
    WolfBeat the game with no continues and no rations, regains, or noodles used


Easter Eggs

  • Beauty and the Beast Photoshoot

    While fighting the second form of any B&B unit stall for 3 minutes. After that the whole area around Snake and the beast will go white. If you have obtained the camera already once you pull it out the Beast will pose for you.

    Contributed By: avataraang1.



Secrets

  • Cheaper Prices In Drebin's Store

    Set the PS3 system date to a Wednesday or Sunday, and Drebin will have cheaper prices. Also, in Act 5 all prices are halfed.

    Contributed By: jordo141.



  • Inheritence

    You carry over your Drebin points, weapons, ammunition, items, and special items from a previous game upon game clear. However, Snake will need to encounter Metal Gear II in the first stage to get his stuff back.

    Be sure to save your cleared data upon game completion to track your items. Load the cleared data to reap your benefits.

    Contributed By: _mune.



  • No More Camo

    Shake the Sixaxis controller to return Snake's Octocamo to its neutral (black and blue) pigmentation.

    Contributed By: _mune.



  • Refill Psyche During Cut-scenes

    If during a cut-scene something causes Snakes psyche gauge to decrease just press X rapidly to replenish it.

    Contributed By: MangledMailMan.



  • Show Me Your Motions

    When a character is introduced for the first time, press R2 to view that characters motion capture person instead of that person's voice actor.

    Contributed By: AXBHikaru.



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