Here are this weeks top ten downloaded games from the Xbox Live Arcade.

Top Arcade Titles (Full Versions)
1 Brain Challenge
2 DOOM
3 UNO
4 Ikaruga
5 N+
6 Sonic The Hedgehog 2
7 Worms
8 Bomberman LIVE
9 Marble Blast Ultra
10 Street Fighter II' Hyper Fighting

Source