Call of Duty: Modern Warfare 2, the sequel to Modern Warfare was released on November 10, 2009 for the PC, PlayStation 3 and Xbox 360. The game sold approximately 4.7 million copies on its first day, making it not only the biggest video game release in history but one of the top releases of all time in any media.http://www.videogamer.com/news/modern_warfare_2_sells_4_7_million_day_one_in_us_and_uk.html

Make sure to checkout the Call of Duty Modern Warfare 2 Walkthrough.

1. No co-op in story mode
2. Separate missions reminiscent of CoD4’s Mile High Club include cooperative multiplayer
3. Snowmobiles used to escape attack in the winter Siberian environments
4. Ice walls can be climbed by alternating between the two triggers
5. Live-patching system implemented for online multiplayer
6. 60 frames-per-second
7. More detailed and longer than CoD4
8. Game includes riot shields, movable turrets and customized weapons
9. Gameplay is primarily linear with open-ended components
10. Stealth play is available
11. CoD's enemy respawn issues are to be addressed

Call of Duty 4: Modern Warfare was released on Windows PC, PS3 and Xbox 360 in November 2007. It was the first title in the Call of Duty series to be set not in the near future, rather than World War II. The story occurs from the point of view of a U.S. Marine and a British SAS operative as they battle in a fictional war against Russian Ultranationalists and Middle Eastern rebels. The game features real weapons and vehicles, and occurs in real-world locations like the Middle East and Russia.

The game has won multiple awards from various online gaming magazines. These include Best Graphics of 2007, Best PlayStation 3 Game of 2007, Best Overall Game of 2007, Best Shooter of 2007 and many more.GameSpot: Best Graphics - E3 '07 Editors' Choice GameTrailers.com: Best of E3 2007 Awards IGN: 2007 Game of the Year

1. Call of Duty - 2003
2. Call of Duty: United Offensive - 2004
3. Finest Hour - 2004
4. Call of Duty 2 - 2005
5. Big Red One - 2005
6. Call of Duty 3 - 2006
7. Modern Warfare - 2007
8. Call of Duty: Roads to Victory - 2007
9. Call of Duty: World at War - 2008
10. Call of Duty: World at War: Final Fronts - 2008