See also:
Best VGM 167 - http://www.youtube.com/watch?v=CRmOTY1lhYs
Best VGM 736 - http://www.youtube.com/watch?v=XCfYHd-9Szw
A collection of my favorite videogame music. Note that most of them are from games I played so I might miss some great ones from games I never played.
Xbox 360
Mass Effect 1 & 2 (2007)
C-Sec Academy
Sam Hulick