Call of Duty 4 Cheats

- Developed By: Infinity Ward http://en.wikipedia.org/wiki/Call_of_Dut...
- Published By: Activision http://en.wikipedia.org/wiki/Call_of_Dut...
- Released: November 2007 for video game consoles and Windows; September 2008 for Mac
- Modern Warefare 2, the sequel, will be released November 10, 2009
- Awards: IGN Best of 2007: First-Person Shooter Games http://bestof.ign.com/2007/xbox360/3.htm...

This page will be updated with Call of Duty 4 cheat codes as they are published. Modern Warfare is a first-person shooter game. Call of Duty 4: Modern Warfare is the first game in the Call of Duty series to be set outside of World War II, and instead takes place in a fictional near future.
Video game cheat codes are available for xBox, PlayStation and Wii.
Call of Duty Cheat List

Call of Duty cheats are unlocked by acquiring the thirty Intel Pieces strewn throughout the game. The more of them you collect, the more cheats you can access.
Here's what you get with each number of Intel Pieces collected:
2 - "CoD Noir" Play the game in black and white.
4 - "Photo-Negative" Game colors become inverted.
6 - "Super Contrast" Game's contrast increases.
8 - "Ragtime Warfare" The game feels like an old silent movie.
10 - "Cluster Bombs" One frag grenade thrown equals five in explosion.
15 - "A Bad Year" Enemies explode into tires when shot.
20 - "Slow-Mo Ability" Game plays at 40% normal speed.
30 - "Infinite Ammo" Just what it says.
Unlock Arcade Mode

To unlock arcade mode for Call of Duty 4, you'll need to beat the game once through on any difficulty level. There are two options for arcade mode: Full Challenge or Level Challenge.
Unlock Prestige Mode

To unlock Prestige Mode (multiplayer only mode) in Call of Duty 4, you have to reach experience level 55. Instead of capping out at level 55, which is the highest level, Prestige Mode allows you to start again from level one. This can be done a total of ten times, giving you ten different icons in in-game lobbies to show your extreme achievement.
Unlock Golden Weapons

The following "Golden" weapons can be unlocked in Call of Duty 4 by fulfilling the following requirements:
AK-47 - Complete all Assault Rifle challenges
Desert Eagle - Attain Level 55
Dragonuv - Complete all Sniper Rifle challenges
M1014 - Complete all Shotgun challenges
M60 - Complete all LMG challenges
Mini-Uzi - Complete all SMG challenges