According to a story published by IGN, Gears of War tops all Xbox 360 games. Call of Duty 3 and Small Arms round out the top 3.

Halo 2 still holds the top spot for the original Xbox, followed by Battlefield 2: Modern Combat.

Madden NFL 07 ranks third for Xbox and sixth for the Xbox 360. Madden NFL 07 is the highest selling game for any system and is currently being played professionally through the EA Madden Challenge.

Xbox 360 Top Live Titles
1. Gears of War
2. Call Of Duty 3
3. Small Arms
4. Lost Planet Online Demo
5. Superman Returns Demo
6. Madden NFL 07
7. Tom Clancy's Rainbow Six Vegas
8. Rainbow Six Vegas Multi Player Demo
9. Call of Duty 2
10. The Elder Scrolls IV: Oblivion

Top Arcade Titles (Full Versions)
1. Small Arms
2. Uno
3. Contra
4. Ultimate Mortal Kombat 3
5. Street Fighter II' Hyper Fighting
6. Geometry Wars Evolved
7. Texas Hold 'em
8. Doom
9. Pac-Man
10. Defender

Original Xbox Top Live Games
1. Halo 2
2. Battlefield 2: Modern Combat
3. Madden NFL 07
4. Star Wars: Battlefront 2
5. Counter-Strike
6. Forza Motorsport
7. Call of Duty 2
8. Call of Duty 3
9. Ghost Recon 2
10. Rainbow Six 3

Source: IGN

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