Metal Gear Solid 4: Guns of the Patriots Cheats - PlayStation 3
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Bonus Weapons
Bandanna - Complete a single-player session without killing anyone (including bosses). You can do this on any difficulty.
Thor 45-70 - Earn the Fox Hound 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.
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.
Desert Eagle, Long Barrel - Earn the Fox emblem on a single-player session.
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.
Patriot Future Assault Weapon - Earn the Big Boss emblem on a single-player session.
Race (Ricochet) Gun - Clear the single-player game once.
World War I Pistol - Earn the Hound emblem on a single-player session.
Bonus Unlockables
Big Boss Extreme difficulty - Complete the single-player mode once (and saving the cleared data).
New combat vests - Clear the single-player game once.
Unlock Outfits
Altair - Obtain the Assassin emblem.
Middle East Militia Disguise - Middle East in the Militia Safe House.
South American Rebel Disguise - South America (Cove Valley Village).
Civilian Disguise - Start Eastern Europe level.
Suit - Clear the game once.
Unlock Face Paints
Big Boss's - Earn the Big Boss emblem on a single-player session.
Raging Raven - Defeat the Battle Beauty (human form) Raging Raven by non-lethal means.
Raiden Mask A - Shock Sunny using the Metal Gear II during the intermission scene.
Raiden Mask B - Shock Dr. Naomi Hunter using the Metal Gear II during the intermission scene.
Crying Wolf - Defeat the Battle Beauty (human form) Crying Wolf by non-lethal means.
Drebin - Purchase and keep more than 60 different weapons.
Otacon - Shock Dr. Emmerich using the Metal Gear II during the intermission scene.
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.
Roy Campbell - Shock 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.
Unlock 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.
Bio-hazard (cause soldiers held by Snake to scream in terror) - Stage 3 Europe, Midtown.
Big Boss (increase stun damage and increases Snake's accuracy when played) - Earn the Big Boss emblem.
Boktai 2 Theme - Act 2, Mission Briefing, upstairs in the Nomad.
Bon Dance - Act 2, Marketplace.
Level 3 Warning - Act 1, Advent Palace.
Lunar Knights Main Theme - Act 4, Mission Briefing, upstairs in the Nomad.
Metal Gear 20 Years History - Part 2 - Act 4, Warhead Storage Building B2.
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 Uta - Act 1, Mission Briefing.
Metal Gear 20 Years History - Part 3 - Act 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.
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 Duality - Act 3, Midtown S Sector.
The Best Is Yet To Come - Act 4, Snow Field. Just before the "Disc Change" Codec scene.
The Essence of Vince - Act 3, Echo's Beacon.
The Fury - Act 2, in the Cave Valley Village in badly burned building.
Theme of Solid Snake - Act 1, Millennium Park.
On Alert - Act 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 Theme - Act 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.
Theme Of Tara - Act 1, Militia Safehouse. Just before seeing the unmanned flying-bomber on the table.
Warhead Storage - Act 4, Tank Hanger. Upper floor ventilation shaft.
Yell (Dead Cell) - Act 4, Casting Facility North.
Zanzibarland Breeze - Act 1, Urban Ruins before cutscene.
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.
No More Camo
Shake the Sixaxis controller to return Snake's Octocamo to its neutral (black and blue) pigmentation.
Extra Otacon's Codes
Enter these codes 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.
12893 - 20% off on store
14893 - 100,000 DP
13462 - iPod song
78925 - iPod song
Viewing 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.
Unlock Face Paints
Big Boss's - Earn the Big Boss emblem on a single-player session
Crying Wolf - Defeat the Battle Beauty (human form) Crying Wolf by non-lethal means.
Raging Raven - Defeat the Battle Beauty (human form) Raging Raven 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 - Shock Dr. Emmerich using the Metal Gear II during the intermission scene.
Raiden Mask A - Shock Sunny using the Metal Gear II during the intermission scene.
Raiden Mask B - Shock Dr. Naomi Hunter using the Metal Gear II during the intermission scene.
Roy Campbell - Shock 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.
Unlock 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.
Gecko Emblem - Press against walls for a total of 1 hour.
Giant Panda Emblem - Complete the game after 30 cumulative hours of play.
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.
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.
Blue Bird Emblem - Give friendly soldiers 50 items.
Eagle Emblem - Get 150 headshots.
Gibbon Emblem - Hold up 50 enemies.
Inch Worm Emblem - Crawl on the ground for a total of 1 hour.
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.
Hawk Emblem - Be admired by 25 friendly soldiers.
Hog Emblem - Get 10 combat highs.
Little Gray Emblem - Collect all 69 weapons.
Lobster Emblem - Spend a total of 2.5 hours crouching.
Rabbit Emblem - Look at 100 Playboy pages.
Refill Psyche During Cut-scenes
If during a cut-scene something causes Snakes psyche gauge to decrease just press [X] rapidly to replenish it.
New Ammo
After finishing the game once, and getting back to drebin you can buy:
Emotive ammo (cry)
Emotive ammo (laughter)
Emotive ammo (rage)
Emotive ammo (scream)
Smoke Grenade (blue)
Smoke Grenade (green)
Smoke Grenade (red)
Smoke Grenade (yellow)
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.
Secret: Cheaper Prices In Drebin's Store
Set the PS3 system date to a Wednesday or Saturday, and Drebin will have cheaper prices. Also, in Act 5 all prices are halfed.