I'm a bit late, but, then again, so is GameFAQs. I'll do Game of the Year in January ROFL
Basically, I just glanced to my right to see my games thing and went right to left from which I took out games from this year and games from the same series as
25: Jak 3
24: Metal Gear Solid 3: Subsistence
23: Soulcalibur IV
22: The Saboteur
21: Fallout 3
20: NBA Street Vol. 2
19: Resident Evil 4
18: Mass Effect
17: The Elder Scrolls IV: Oblivion
16: Jade Empire
15: Gun
14: The Godfather: The Game
13: Tony Hawk's Proving Ground
12: Guitar Hero II
11: Fable II
10: Saints Row 2
09: Assassin's Creed II
08: Def Jam: Fight for New York
07: Paper Mario: The Thousand-Year Door
06: SSX 3
05: Pokémon FireRed
04: Ratchet and Clank: Going Commando
03: Rock Band: The Beatles
02: Kingdom Hearts II
01: Grand Theft Auto: San Andreas