| Obscure |
PC | 04/06/2005 |
6.0 |
| Obscure |
XB | 04/06/2005 |
6.8 |
| Obscure |
PS2 | 04/06/2005 |
6.6 |
| Oddworld Stranger's Wrath |
XB | 01/25/2005 |
8.9 |
| Office Purks |
PC | 01/08/2006 |
|
| Office Survivors |
MB | 04/05/2006 |
|
| Omega Five |
360 | 01/09/2008 |
7.7 |
| ONE |
NG | 10/13/2005 |
7.7 |
| One Must Fall: 2097 |
PC | |
|
| One Must Fall: Battlegrounds |
PC | 12/12/2003 |
5.8 |
| One Piece |
GBA | 09/07/2005 |
8.0 |
| One Piece Unlimited Adventure |
WII | 01/22/2008 |
7.0 |
| One Piece: Grand Adventure |
GC | 08/29/2006 |
6.8 |
| One Piece: Grand Adventure |
PS2 | 08/29/2006 |
6.8 |
| One Piece: Grand Battle |
GC | 09/12/2005 |
8.0 |
| One Piece: Grand Battle |
PS2 | 10/07/2005 |
7.0 |
| One Piece: Pirates' Carnival |
GC | 09/12/2006 |
4.8 |
| Onechanbara: vorteX |
360 | TBA |
|
| Onimusha 3 Demon Siege |
PC | 06/15/2007 |
7.4 |
| Onimusha 3 Demon Siege |
PS2 | 04/27/2004 |
8.6 |
| Onimusha Tactics |
GBA | 11/11/2003 |
6.1 |
| Onimusha: Dawn of Dreams |
PS2 | 03/07/2006 |
8.2 |
| Onslaught |
PC | 09/28/2004 |
|
| Ontamarama |
NDS | 11/06/2007 |
7.1 |
| Oops The Elf |
MB | 12/14/2006 |
7.5 |
| OP15: Rising Threat |
MB | |
7.8 |
| Open Season |
GC | 09/18/2006 |
5.5 |
| Open Season |
XB | 09/18/2006 |
5.7 |
| Open Season |
WII | 11/30/2006 |
4.6 |
| Open Season |
PS2 | 09/18/2006 |
5.5 |
| Open Season |
PC | 09/18/2006 |
5.5 |
| Operation Critical |
MB | |
|
| Operation Flashpoint 2: Dragon Rising |
360 | 2008 |
|
| Operation Flashpoint 2: Dragon Rising |
PS3 | 2008 |
|
| Operation Flashpoint 2: Dragon Rising |
PC | 2008 |
|
| Operation Flashpoint 2: Dragon Rising |
WII | 2008 |
|
| Operation Shadow |
NG | 10/12/2004 |
4.3 |
| Operation Tiger Hunt |
PC | 10/17/2002 |
|
| OPERATION WOLF |
WII | 02/04/2008 |
|
| Operation: Armored Liberty |
GBA | |
4.2 |
| Operation: Matriarchy |
PC | TBA |
|
| Operation: Vietnam |
NDS | 08/13/2007 |
6.2 |
| Orbz 2 |
PC | |
|
| Order Up! |
WII | 07/22/2008 |
|
| Ordyne |
WII | 05/07/2007 |
4.9 |
| Ostrich Runner |
PC | 02/15/2004 |
|
| Otogi 2: Immortal Warriors |
XB | 02/01/2005 |
8.0 |
| Ottomatic |
PC | 02/07/2005 |
7.0 |
| Out Run |
MB | 07/23/2003 |
|
| Outbreak |
PC | 12/08/2006 |
|
| Outlaw Chopper |
PC | 06/20/2006 |
2.4 |
| Outrun 2 |
XB | 10/26/2004 |
8.1 |
| Over G Fighters |
360 | 06/29/2006 |
5.7 |
| Over the Hedge |
GC | 05/09/2006 |
6.1 |
| Over the Hedge |
PC | 05/09/2006 |
6.4 |
| Over the Hedge |
GBA | 05/09/2006 |
5.6 |
| Over the Hedge |
NDS | 05/09/2006 |
6.4 |
| Over the Hedge |
PS2 | 05/09/2006 |
6.4 |
| Over the Hedge |
XB | 05/09/2006 |
6.2 |
| Over the Hedge: Hammy Goes Nuts! |
GBA | 10/10/2006 |
6.8 |
| Over the Hedge: Hammy Goes Nuts! |
NDS | 10/24/2006 |
6.0 |
| Over the Hedge: Hammy Goes Nuts! |
PSP | 11/17/2006 |
6.8 |
| Overlord: Raising Hell |
PS3 | 06/24/2008 |
|
