| Obscure | View | Add | Buy | Rent |
| Oddworld: Munch's Oddysee | View | Add | Buy | Rent |
| Oddworld: Stranger's Wrath | View | Add | Buy | Rent |
| Off Road Wide Open: Test Drive | View | Add | Buy | Rent |
| Open Season | View | Add | Buy | Rent |
| Operation Flashpoint | View | Add | Buy | Rent |
| Operation Flashpoint: Elite | View | Add | Buy | Rent |
| Operation: V.I.D.E.O.G.A.M.E.: Codename: Kids Next Door | View | Add | Buy | Rent |
| Otogi 2: Immortal Warriors | View | Add | Buy | Rent |
| Otogi: Myth of Demons | View | Add | Buy | Rent |
| Outlaw Golf | View | Add | Buy | Rent |
| Outlaw Golf 2 | View | Add | Buy | Rent |
| Outlaw Tennis | View | Add | Buy | Rent |
| Outlaw Volleyball: Spike or Die | View | Add | Buy | Rent |
| OutRun 2 | View | Add | Buy | Rent |
| Outrun 2006: Coast 2 Coast | View | Add | Buy | Rent |
| Over The Hedge | View | Add | Buy | Rent |
