Top Xbox games...

The top ten Xbox 360 games…

1. Halo 3 (8.1 million)^[24]
2. Call of Duty: Modern Warfare 2 (7.479 million approximately; 6.471 million in US,^{[25][26][27][28]} 85,411 in Japan,^{[29][verification needed]} at least 1 million in UK)^[30]
3. Gears of War (5 million,^[31] may include PC version)
4. Gears of War 2 (5 million)^[32]
5. Grand Theft Auto IV (4.356 million approximately: 3.29 million in US,^[33] at least 1 million in UK,^[30] 59,893 and 6,210 Platinum in Japan)^[29]
6. Call of Duty 4: Modern Warfare (4.226 million : 3.04 million in US,^[34] 78,000 in Canada,^[35] 54,742 and 53,722 Platinum Collection/The Best in Japan,^[29] at least 1 million in UK)^[30]
7. Call of Duty: World at War (3.35 million approximately: 2.75 million in US,^[33] 600,000 in UK)^[36]
8. Halo 3: ODST (3 million)^[37]
9. Forza Motorsport 2 (2.674 million approximately: 2.23 million in US,^[19] 31,255 and 100,500 Platinum Collection in Japan,^[29] 12,600 in Canada,^[38] 300,000 in UK)^[39]
10. Fable II (2.6 million)^[40]

Total Xbox 360 games sold as of December 2009: 353.8 million.^[41]

Source: Wikipedia

Again, the highlighted games are the ones I've played. I'll try to play others, so I can highlight more before this project is over.:)

Have you played any of these?!