Metal Gear Solid 4: Guns of the Patriots Cheat Codes (for Playstation 3)

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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.

14893 100,000 DP
78925 iPod song
13462 iPod song

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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.)

thomas Unlocks "Desperate Chase" iPod Song
george Unlocks "Gekko" iPod Song
theodore Unlocks "Midnight Shadow" iPod Song
abraham Unlocks "Mobs Alive" iPod Song

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Metal Gear 4 Unlockable Stuff

Bandanna Complete a single-player session without killing anyone (including bosses). You can do this on any difficulty
Desert Eagle, Long Barrel Earn the Fox emblem on a single-player session
Digital Camera In 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 Dolls Beat Screaming Mantis
MGL-140 Grenade Launcer Beat Raging Raven
Mk. 23 Handgun Found in the first area of Act 4
Patriot Future Assault Weapon Earn the Big Boss emblem on a single-player session
Race (Ricochet) Gun Clear the single-player game once
Rail Gun Beat Crying Wolf
Scanning Plug S Log 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 Gun Collect 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 Item Complete a single-player session without instigating a single alert (caution is okay, but not alert). You can do this on any difficulty
Thor 45-70 Earn the Fox Hound emblem on a single-player session
World War I Pistol Earn the Hound emblem on a single-player session

New combat vests Clear the single-player game once
The Boss Extreme difficulty Complete the single-player mode once (and saving the cleared data).

Altair Obtain the Assassin emblem
Civilian Disguise Start Eastern Europe level
Middle East Militia Disguise Middle East in the Militia Safe House
South American Rebel Disguise South America (Cove Valley Village)
Suit Clear the game once

Big Boss's Earn the Big Boss emblem on a single-player session
Classic Metal Gear Solid Snake Beat Act 3
Corpse Camo Get 41 continues or more in a single playthrough to unlock this octocamo.
Crying Wolf Defeat the Battle Beauty (human form) Crying Wolf by non-lethal means.
Drebin Purchase and keep more than 60 different weapons.
FaceCamo Defeat the Battle Beauty Laughing Octopus (the overall battle, no specifics involved).
Laughing Octopus Defeat the Battle Beauty (human form) Laughing Octopus by non-lethal means.
Otacon Ram Dr. Emmerich using the Metal Gear II during the intermission scene.
Raging Raven Defeat the Battle Beauty (human form) Raging Raven by non-lethal means.
Raiden Mask A Ram Sunny using the Metal Gear II during the intermission scene.
Raiden Mask B Ram Dr. Naomi Hunter using the Metal Gear II during the intermission scene.
Roy Campbell Ram Colonel Campbell using the Metal Gear II during the intermission scene.
Screaming Mantis Defeat the Battle Beauty (human form) Screaming Mantis by non-lethal means.
Young Snake Beat Act 2
Young Snake with Bandana Beat Act 2

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Unlockable Ipod Tunes

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
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
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
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
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

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Extra Ammo

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

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

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Unlockable Emblems

Ant Emblem Shake 50 enemies for items
Assassin's Emblem Beat the game with 50+ knife kills, 50+ CQC holds, and 25 or less alerts.
Bear Emblem Choke 100 enemies to death
Bee Emblem Use the Scanning Plug S or Syringe on 50 enemies
Big Boss Emblem Beat 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 Emblem Give friendly soldiers 50 items
Centipede Get less than 75 alert phases, less than 250 kills, and over 25 continues.
Chicken Get over 150 alert phases, over 500 kills, over 50 continues, use over 50 recovery items and finish the game in over 35 hours.
Cow Activate over 100 alerts
Crocodile Have over 400 kills
Eagle Emblem Get 150 headshots
Fox Emblem Beat 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 Emblem Beat 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 Emblem Dive or roll 200 times
Gecko Emblem Press against walls for a total of 1 hour
Giant Panda Emblem Complete the game after 30 cumulative hours of play
Gibbon Emblem Hold up 50 enemies
Hawk Emblem Be admired by 25 friendly soldiers
Hog Emblem Get 10 combat highs
Hound Emblem Beat 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 Emblem Pick up 400 dropped weapons
Inch Worm Emblem Crawl on the ground for a total of 1 hour
Jaguar Get over 75 alert phases, less than 250 kills, and less than 25 continues.
Leopard Get over 75 alert phases, less than 250 kills, and over 25 continues.
Little Gray Emblem Collect all 69 weapons
Lobster Emblem Spend a total of 2.5 hours crouching
Mantis Finish the game with no alerts activated, no continues, no rations, noodles or regains used and in under 5 hours
Octopus Beat the game without activating any alert phases.
Panther Get over 75 alert phases, over 250 kills, and less than 25 coninues.
Pig Use more than 50 recovery items
Pigeon Beat the game without killing a single person (Gekkos and Dwarf Gekkos dont count).
Puma Get over 75 alert phases, over 250 kills, and over 25 continues.
Rabbit Emblem Look at 100 Playboy pages
Raven Beat the game in under 5 hours
Scarab Perform over 100 rolls
Scorpion Get less than 75 alert Phases, less than 250 kills, and less than 25 continues.
Spider Get less than 75 alert phases, over 250 kills, and over 25 continues.
Tarantula Get less than 75 alert phases, over 250 kills, and less than 25 continues.
Tortoise Spend more than 60 minutes inside the drum can or card board box (this can be done throughout the game, not all at once)
Wolf Beat the game with no continues and no rations, regains, or noodles used

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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.

Inheritance

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.

No More Camo

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

Refill Psyche During Cut-scenes

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

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.