source: (gamesradar.com)

These lists are based on global unique users connected to Xbox Live or in the case of Arcade and Indie Games, full versions purchased during the week.



Xbox 360 Top LIVE Titles (based on UU's):

1 Modern Warfare 2

2 Halo 3

3 Call of Duty 4

4 Call of Duty: WaW

5 Assassin's Creed II

6 Left 4 Dead 2 (Download the Demo)

7 1 vs 100

8 GTA IV (Purchase the full game)

9 Madden NFL 10 (Download the demo)

10 FIFA 10



Top Arcade Titles (Full Versions purchased):

1 Madden NFL Arcade

2 Peggle

3 Trials HD

4 Diner Dash

5 Castle Crashers

6 Magic: The Gathering

7 Hasbro Family Game Night **

8 Gyromancer

9 UNO

10 SOUTH PARK LET'S GO TOWER DEFENSE PLAY!