Unlockables/Achievements:

Complete each achievement to get the allotted gamerscore.

Unlockable How to Unlock:

Make the Jump (20) Infiltrate a cargo ship

Earn a Winged Dagger (20) Complete F.N.G.

Win the War (40) Complete the game on any difficulty

Dancing in the Dark (20) Kill the power

Save the Bacon (20) Protect War Pig, the Abrams tank

Death From Above (20) Operate an AC-130 gun ship

Wrong Number (20) Find Al-Asad's safehouse

Piggyback Ride (20) Carry Cpt. MacMillian to safety

Desperate Measures (20) Corner Zakhaev's Son

Look Sharp (20) Find 15 enemy intel items

Eyes and Ears (20) Find 30 enemy intel items

Down Boy Down (20) Survive a dog attack

New Squadron Record (20) Complete the cargo ship mockup in less than 20 seconds

Rescue Roycewicz on the stairs (20) Save Pvt.
Roycewicz on the stairs

Your Show Sucks (20) Destroy all the TVs showing Al-Asad's speech

Man of the People (10) Save the farmer

Straight Flush (20) Kill 5 enemies with 1 shot while in the AC-130 gunship

Ghillies in the Mist (20) Complete 'All Ghillied Up' without alerting any enemies

Mile High Club (20) Sky dive to safety on Veteran difficulty

No Rest for the Weary (10) Stab an injured crawling enemy

Deep and Hard (90) Complete the game on Hardened or Veteran difficulty

The Package (40) Complete 'Crew Expendable' on Veteran difficulty

The Rescue (40) Complete 'Blackout' on Veteran difficulty

The Search (40) Complete 'Charlie Don't Surf' on Veteran difficulty

The Bog (40) Complete 'The Bog' and 'War Pig' on Veteran difficulty

The Escape (40) Complete 'Hunted' and 'Death From Above' on Veteran difficulty

The First Horseman (40) Complete 'Shock and Awe' on Veteran difficulty

The Second Horseman (40) Complete 'Safehouse' on Veteran difficulty

The Shot (40) Complete 'All Ghillied Up' and 'One Shot, One Kill' on Veteran difficulty

The Third Horseman (40) Complete 'Heat' and 'The Sins of the Father' on Veteran difficulty

The Ultimatum (40) Complete 'Ultimatum', 'All in' and 'No Fighting in the War Room' on Veteran difficulty

The Fourth Horseman (40) Complete 'Game Over' on Veteran difficulty

Daredevil (10) Kill an enemy while blinded by a flashbang in the single player campaign

Roadkill (10) Kill 2 enemies by blowing up a car in the single player campaign

Bird on the Ground (20) Shoot down an enemy helicopter with an RPG in the single player campaign

Four of a Kind (20) Kill 4 enemies in a row with headshots in the single player campaign

Three of a Kind (10) Kill 3 enemies in a row with your knife in the single player campaign

Unlock Arcade and Cheat Option:

These Unlock automatically for completing Call of Duty 4: modern Warfare on and difficulty level. Cheat menu can be found during gameplay in the options menu.

Unlockable How to Unlock:

Arcade Mode Complete game on any difficulty
Cheat Menu Complete game on any difficulty

Cheats:

Cheats are unlocked by collecting enemy intel, which look like laptop computers, that are hidden throughout the campaign. Note: Using cheats disables Achievements.

Unlockable How to Unlock:

CoD Noir: Simply turns all gameplay turns black and white, giving the game a classic war movie feel. Collect 2 pieces of enemy intel.

Photo-Negative: Inverses all of the colors of the game. Collect 4 pieces of enemy intel.

Super Contrast: Dramatically increases the game's contrast, making the darks much darker and the lights much lighter. Collect 6 pieces of enemy intel.

Ragtime Warfare: Gameplay goes black-and-white, dust and scratches fill the screen, it plays at 2x speed, and the music becomes piano music. Collect 8 pieces of enemy intel.

Cluster Bombs: After one of your frag grenades explodes, four more explode in a cross-shape pattern. Collect 10 pieces of enemy intel.

A Bad Year: When you kill enemies, they explode into a bunch of old tires! Collect 15 pieces of enemy intel.

Slow-Mo Ability: By using the melee button, you can change the game to slow-mo and play at half-speed. Collect 20 pieces of enemy intel.

Infinite Ammo: Wepaons have unlimited ammo, you don't even need to reload! Doesn't work with single-shot weapons like C4 and Claymores. Collect 30 pieces of enemy intel.

Golden Weapons:

Golden weapons are a special camo that you get when you fully complete their respective weapon challenges.You can access them by choosing the camo of the respective weapon.The weapons don't get a boost or anything alike,it's purely cosmetic.

Unlockable How to Unlock:

Golden Desert Eagle Get to Lv.55.
Golden Ak-47 Complete all Assault Rifle challenges.
Golden M60 Complete all LMG challenges.
Golden Mini-Uzi Complete all SMG challenges.
Golden Dragonuv Complete all Sniper challenges.
Golden M1014 Complete all Shotgun challenges.

Ranks - Unlocks:

Rank up
Unlockable How to Unlock:

Demolitions Class Weapon Class Get rank 01
Sniper Class Weapon Class Get rank 02
Create a Class Get rank 03
Gun Challenges Get rank 04
New playlists Get rank 05
M40 Sniper Rifle Get rank 06
Last Stand Perk Class 3 Get rank 07
Boot Camp Challenges 1 Get rank 08
M4 Carbine Assault Rifle Get rank 09
UAV Jammer Perk Class 2 Get rank 10
Clan Tag Get rank 11
Mini Uzi Submachine Gun Get rank 12
Bomb Squad Perk Class 1 Get rank 13
Boot Camp Challenges 2 Get rank 14
M1911 Pistol Get rank 15
Martyrdom Perk Class 2 Get rank 16
Boot Camp Challenges 3 Get rank 17
M60E4 Light Machine Gun Get rank 18
Sleight of Hand Perk Class 2 Get rank 19
Operations Challenges Get rank 20
Operations Challenges get rank 21
Dragunov Sniper Rifle get rank 22
Claymore Perk Class 1 get rank 23
Operations Challenges 2 get rank 24
G3 Assault Rifle get rank 25
Iron Lungs Perk Class 3 get rank 26
Operations Challenges 3 get rank 27
AK-74U Submachine Gun get rank 28
Double Tab Perk Class 2 get rank 29
Killer Challenges get rank 30
M1014 Shotgun get rank 31
Bandolier Perk Class 1 get rank 32
Killer Challenges 2 get rank 33
R700 Sniper Rifle get rank 34
Eavesdrop Perk Class 3 get rank 35
Killer Challenges 3 get rank 36
G36C Assault Rifle get rank 37
Overkill Perk Class 2 get rank 38
Killer Challenges 4 get rank 39
P90 Submachine Gun get rank 40
Frag x 3 Perk Class 1 get rank 41
Frag x 3 Perk Class 1 get rank 41
Humiliation Challenges get rank 42
Desert Eagle Pistol get rank 43
Dead Silence Perk Class 3 get rank 44
Humiliation Challenges 2 get rank 45
M14 Assault Rifle get rank 46
Humiliation Challenges 3 get rank 47
Humiliation Challenges 4 get rank 48
Barret Sniper Rifle get rank 49
Humiliation Challenges 5 get rank 50
Elite Challenges get rank 51
MP44 Assault Rifle get rank 52
Elite Challenges 2 get rank 53
Elite Challenges 3 get rank 54
Commander Prestige Mode get rank 55
Golden Desert Eagle get rank 55

Prestige Mode:

This is a multiplayer-only mode, and to get it you must reach experience level fifty-five.
Instead of capping out at level fifty-five, Prestige Mode allows you to start again from level one. This can be done a total of ten times.


Call Of Duty 4 (PS3)



Beat the game on any difficulty and let the credits run all the way through. When they finish, you'll start another mission. This mission takes place on a plane the resembles Air Force One, wherein you must fight your way through a hoard of baddies, save the V.I.P. and escape the plane in less than 2 minutes.
Also, when you finish the game, you unlock the Arcade Mode.

Unlockable How to Unlock:

Arcade Mode: Finish The Game
Air Force One Mission: Finish The Game

Collect All Intel Pieces
Cheats are unlocked not by inserting passwords, but by acquiring the thirty Intel Pieces strewn throughout the game. The more of them you collect, the more cheats you can access. On the left are the number of Intel Pieces collected, and on the right are the cheats that are unlocked, with an explanation of what each does

Unlockable How to Unlock:

"CoD Noir" Play the game in black and white Collect 02 intel pieces

"Photo-Negative" Game colors become inverte Collect 04 intel pieces

"Super Contrast" Game's contrast increases. Collect 06 intel pieces

"Ragtime Warfare" The game feels like an old silent movie Collect 08 intel pieces

"Cluster Bombs" One frag grenade thrown equals five in explosion Collect 10 intel pieces

"A Bad Year" Enemies explode into tires when shot Collect 15 intel pieces

"Slow-Mo Ability" Game plays at 40% normal speed Collect 20 intel pieces

"Infinite Ammo" Just what it says Collect 30 intel pieces

Arcade Mode
Unlockable How to Unlock:

Arcade Mode: To unlock Arcade Mode, beat the game once through on any difficulty level. Arcade Mode itself is split into two options - Full Challenge or Level Challenge

Using Golden Weapons:

Golden weapons are considered as special camo that you obtain when you fully complete their respective weapon challenges. You can use them by choosing that gold camo of the respective weapon. Note: The gold weapons are not enhanced, stronger, or more powerful in any way, it's simply Skin
Unlockable How to Unlock:

Unlockable How to Unlock:

Golden Ak-47 Complete all Assault Rifle challenges.
Golden Mini-Uzi Complete all SMG challenges.
Golden M60 Complete all LMG challenges.
Golden M1014 Complete all Shotgun challenges.
Golden Dragonuv Complete all Sniper challenges.
Golden Desert Eagle (Not Skin) Reach Lv. 55

Multiplayer Weapons

Unlockable multiplayer weapons are based on your rank you receive. As you gain in rank, you will gain the ability for more and more weapons.
Unlockable How to Unlock
Assault Rifle (G3) Rank 25
Assault Rifle (G36C) Rank 37
Assault Rifle (M14) Rank 46
Assault Rifle (M4) Rank 10
Assault Rifle (MP44) Rank 52
LMG (M60E4) Rank 19
Pistol (Desert Eagle) Rank 43
Pistol (Golden Desert Eagle) Rank 55
Pistol (M1911) Rank 16
Shotgun (M1014) Rank 31
SMG (AK-74U) Rank 28
SMG (Mini Uzi) Rank 13
SMG (P90) Rank 40
Sniper Rifle (Barret) Rank 49
Sniper Rifle (Dragunov) Rank 22
Sniper Rifle (M40) Rank 04
Sniper Rifle (R700) Rank 34

Call of Duty 4 (PC)



Cheat Effect:

give all: Access All Weapons
god: God Mode
noclip: No Clipping Mode
notarget: Enemies Ignore You
give ammo: Full Ammo
jump_height #: Adjust Gravity Default = 39
timescale #: Adjust Time Default = 1.00
cg_LaserForceOn 1: Add Laser sights to all weapons

demigod God mode: but screen still shakes
ufo: Same as noclip?
r_fullbright: Easier to see things
cg_drawGun: Removes Your Gun
cg_fov: Zoom with any Gun
player_sprintSpeedScale: Set player's sprint speed

COD4: Modern Warfare Unlockables/Unlock Arcade Mode and Cheats Option:

After completing the game, these options are automatically awarded to you.

Unlockable How to Unlock:
Arcade Mode Complete the game on any difficulty.
Cheats Menu Complete the game on any difficulty.

Epilogue Mission:
If you sit through the credits at the end of the game, there's one more mission available.

Unlockable How to Unlock:
Epilogue Mission View the ending credits to unlock one final mission

Golden "camouflage" for weapons (multiplayer).
There is one golden version for one weapon in each class of weapons in the game.

Unlockable How to Unlock:
Golden Deagle (Handgun) Reach Rank 55

Golden AK47 (Assault Rifle):
Complete all the headshot challenges for all the weapons in the Assault Rifle weapon class.

Golden SVD (Sniper Rifles):
Complete all the headshot challenges for all the weapons in the Sniper Rifle weapon class.

Golden Mini-Uzi (Sub-Machine Gun):
Complete all the headshot challenges for all the weapons in the Sub-Machine Gun weapon class.

Golden Auto Shotgun (Shotgun):
Complete all the headshot challenges for all the weapons in the Shotgun weapon class.

Golden M60 (Light Machine Gun):
Complete all the headshot challenges for all the weapons in the Light Machine Gun weapon class.

COD4: Modern Warfare Secrets/Unlock all cheats without collecting intel:

Just go into the folder:
C:\Program Files\Activision\Call of Duty 4 - Modern Warfare\players\profiles\profilename.

Then open config.cfg and search for "cheat_points"

Then just change the number next to it to "30".

Voila all cheats unlocked.