games starting with o, page 15
Orion TI-84 Plus (bootleg)
| Name | ti84pob |
| Mfr | Texas Instruments |
| Year | 201? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 3 |
Orius (ver UAA)
| Name | orius |
| Mfr | Konami |
| Year | 1991 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | imperfect |
| DLs | 7 |
Orlando Magic (BWB) (MPU4) (set 1)
Orlando Magic (BWB) (MPU4) (set 2)
| Name | m4orland__a |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Orlando Magic (BWB) (MPU4) (set 3)
| Name | m4orland__b |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Orlando Magic (BWB) (MPU4) (set 4)
| Name | m4orland__c |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Orlando Magic (BWB) (MPU4) (set 5)
| Name | m4orland__d |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Orlando Magic (BWB) (MPU4) (set 6)
| Name | m4orland__e |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Orlando Magic (BWB) (MPU4) (set 7)
| Name | m4orland__f |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Orlando Magic (BWB) (MPU4) (set 8)
| Name | m4orland__g |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Orlando Magic (BWB) (MPU4) (set 9)
| Name | m4orland__h |
| Mfr | BWB |
| Year | 199? |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 2 |
Osborne-1 (Nuevo Video)
| Name | osborne1nv |
| Mfr | Osborne/Nuevo |
| Year | 1984 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 6 |
Osborne-1 with SCREEN-PAC
| Name | osborne1sp |
| Mfr | Osborne |
| Year | 1983 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 5 |
Oscar (0100348V, NSW/ACT)
| Name | oscara5a |
| Mfr | Aristocrat |
| Year | 1996 |
| Genre | Fruit Machines |
| Players | 1 |
| Status | imperfect |
| DLs | 2 |
Oscar (0200348V, NSW/ACT)
| Name | oscara5 |
| Mfr | Aristocrat |
| Year | 1996 |
| Genre | Fruit Machines |
| Players | N/A |
| Status | preliminary |
| DLs | 1 |
Otakara Itadaki Luffy Kaizoku-Dan! (Japan, v1.02)
| Name | lufykzku |
| Mfr | Banpresto / Eiichiro ... |
| Year | 2001 |
| Genre | N/A |
| Players | 1 |
| Status | good |
| DLs | 5 |
Otenami Haiken (V2.04J 1999/02/01 18:00:00)
| Name | otenamih |
| Mfr | Success |
| Year | 1999 |
| Genre | Mini-Games |
| Players | 2 |
| Status | imperfect |
| DLs | 15 |
Otenami Haiken Final (V2.07JC 2005/04/20 15:36)
| Name | otenamhf |
| Mfr | Success / Warashi |
| Year | 2005 |
| Genre | Mini-Games |
| Players | 2 |
| Status | imperfect |
| DLs | 11 |
