Without lengthy explanations:

10: Dead Space
9: Gears of War 2
8: Fallout 3
7: Braid
6: Grand Theft Auto IV
5: Burnout Paradise
4: Left 4 Dead
3: Metal Gear Solid 4
2: Rock Band 2
1: Banjo-Kazooie: Nuts & Bolts

Good list. :) I think you have nailed it. Enjoy your 2009 as much as you did with the last one :)

I really wish I could have played MGS4, but I don't have a Playstation 3.  Good list though