Check out this week's top selling games by platform. Data taken from GameStop's Amazon.com storefront.- Xbox 360: Call of Duty 2 - Activision
- Xbox: Star Wars Battlefront II - LucasArts
- PlayStation 2: Madden NFL 06 - EA Sports
- PSP: Grand Theft Auto Liberty City Stories - Rockstar
- GameCube: Mario Party 7 - Nintendo
- DS: Mario Kart DS - Nintendo
- PC: Sid Meier's Civilization IV - 2K Games
