Metal Gear Solid 4 : Guns of the patriot

Metal Gear solid 4 is a very famous and loved game. Metal Gears Solid 4 : Guns of the patriot : Here's the Cheats codes and hints.

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.

Cheat	Effect
14893	100,000 DP
78925	iPod song
13462	iPod song

Metal Gear Solid 4 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.)

Password	Effect
george	Unlocks "Gekko" iPod Song
thomas	Unlocks "Desperate Chase" iPod Song
theodore	Unlocks "Midnight Shadow" iPod Song
abraham	Unlocks "Mobs Alive" iPod Song
mekakorkkk	Unlock Mk. 23 handgun (SOCOM from MGS1)
mnsoymsyhn	Unlocks "Mosin Nagant"
deskyhstyl	Unlocks the Desert Eagle Long Barrel

Metal Gear Solid 4 Unlockables

Facepaint

Different face paint unlocked for in game use.

Unlockable	How to Unlock
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.
Raging Raven	Defeat the Battle Beauty (human form) Raging Raven by non-lethal means.
Crying Wolf	Defeat the Battle Beauty (human form) Crying Wolf by non-lethal means.
Screaming Mantis	Defeat the Battle Beauty (human form) Screaming Mantis by non-lethal means.
Roy Campbell	Ram Colonel Campbell using the Metal Gear II during the intermission scene.
Otacon	Ram Dr. Emmerich using the Metal Gear II during the intermission scene.
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.
Drebin	Purchase and keep more than 60 different weapons.
Big Boss's	Earn the Big Boss emblem on a single-player session
Young Snake	Beat Act 2
Young Snake with Bandana	Beat Act 2
Classic MGS Snake	Beat Act 3

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.

Unlockable	How 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
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
Boktai 2 Theme	Act 2, Mission Briefing, upstairs in the Nomad
Bon Dance	Act 2, Marketplace
Inorino Uta	Act 1, Mission Briefing
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
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
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.
Shin Bokura no Taiyou Theme	Act 3, Mission Briefing, upstairs in the Nomad
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
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
Bio Hazard	Frisk the restance fighter in Easter Europe.

Bonus Weapons

Unlockable	How to Unlock
World War I Pistol	Earn the Hound emblem on a single-player session
Desert Eagle, Long Barrel	Earn the Fox emblem on a single-player session
Thor 45-70	Earn the Fox Hound emblem on a single-player session
Patriot Future Assault Weapon	Earn the Big Boss emblem on a single-player session
Race (Ricochet) Gun	Clear the single-player game once
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
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
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
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
Bandanna	Complete a single-player session without killing anyone (including bosses). You can do this on any difficulty
Rail Gun	Beat Crying Wolf
MGL-140 Grenade Launcer	Beat Raging Raven
Mantis and Sorrow Dolls	Beat Screaming Mantis
Mk. 23 Handgun	Found in the first area of Act 4

Completion Unlockables

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

Costumes

Unlockable	How to Unlock
Suit	Clear the game once
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)
Altair	Obtain the Assassin emblem
Corpse Camo	Get 41 continues or more in a single playthrough to unlock this octocamo.

New Ammo

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

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

Unlockable Emblems

Unlocking emblems gives you various bonus content.

Unlockable	How to Unlock
Assassin's Emblem	Beat the game with 50+ knife kills, 50+ CQC holds, and 25 or less alerts.
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 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.
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.
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.
Rabbit Emblem	Look at 100 Playboy pages
Little Gray Emblem	Collect all 69 weapons
Lobster Emblem	Spend a total of 2.5 hours crouching
Hyena Emblem	Pick up 400 dropped weapons
Inch Worm Emblem	Crawl on the ground for a total of 1 hour
Hog Emblem	Get 10 combat highs
Hawk Emblem	Be admired by 25 friendly soldiers
Gibbon Emblem	Hold up 50 enemies
Giant Panda Emblem	Complete the game after 30 cumulative hours of play
Eagle Emblem	Get 150 headshots
Frog Emblem	Dive or roll 200 times
Gecko Emblem	Press against walls for a total of 1 hour
Blue Bird Emblem	Give friendly soldiers 50 items
Bee Emblem	Use the Scanning Plug S or Syringe on 50 enemies
Bear Emblem	Choke 100 enemies to death
Ant Emblem	Shake 50 enemies for items
Mantis	Finish the game with no alerts activated, no continues, no rations, noodles or regains used and in under 5 hours
Wolf	Beat the game with no continues and no rations, regains, or noodles used
Pigeon	Beat the game without killing asingle person (Gekkos and Dwarf Gekkos dont count).
Raven	Beat the game in under 5 hours
Octopus	Beat the game without activating any alert phases.
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)
Pig	Use more than 50 recovery items
Cow	Activate over 100 alerts
Crocodile	Have over 400 kills
Scarab	Perform over 100 rolls
Scorpion	Get less than 75 alert Phases, less than 250 kills, and less than 25 continues.
Tarantula	Get less than 75 alert phases, over 250 kills, and less than 25 continues.
Centipede	Get less than 75 alert phases, less than 250 kills, and over 25 continues.
Spider	Get less than 75 alert phases, over 250 kills, and over 25 continues.
Jaguar	Get over 75 alert phases, less than 250 kills, and less than 25 continues.
Panther	Get over 75 alert phases, over 250 kills, and less than 25 coninues.
Leopard	Get over 75 alert phases, less than 250 kills, and over 25 continues.
Puma	Get over 75 alert phases, over 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.
Rabbit	Flick through 100 Playboy pages

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.

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

Metal Gear Solid 4 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.

Metal Gear Solid 4 Secrets

No More Camo

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

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.

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.

Refill Psyche During Cut-scenes

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

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.