Find a complete list of PC Action games organized alphabetically so you can easily find the game you are looking for.
 | ||
|---|---|---|
| Obscure | 04/06/2005 | 5.6 |
| Oddworld: Abe's Exoddus | 08/28/2008 | 8.6 |
| Oddworld: Abe's Oddysee | 08/28/2008 | 8.1 |
| Office Purks | 01/08/2006 | |
| OMG! High School Triple Play Pack | 04/07/2009 | |
| On the Street Where You Live | ||
| One Must Fall: Battlegrounds | 12/12/2003 | 5.5 |
| Onimusha 3 Demon Siege | 06/15/2007 | 7.4 |
| Onslaught | 09/28/2004 | |
| Open Fire Gold | 05/18/2009 | |
| Open Season | 09/18/2006 | 5.7 |
| Operation Flashpoint: Dragon Rising | 10/09/2009 | 8.2 |
| Operation Tiger Hunt | 10/17/2002 | |
| Operation: Matriarchy | TBA | |
| Orbz 2 | ||
| Osmos | 08/18/2009 | 7.8 |
| Ostrich Runner | 02/15/2004 | |
| Ottomatic | 02/07/2005 | 7.0 |
| Outbreak | 12/08/2006 | |
| Outlaw Chopper | 06/20/2006 | 2.4 |
| Over the Hedge | 05/09/2006 | 6.0 |
| Overgrowth | TBA |