1
One Piece: Unlimited World Red
10
Action - Adventure | 2 players | 2014
1
Oddworld Adventures
1
Action | 1 player | 1998
1
Olympic Gold
3
Sports | 4 players | 1992
5
Operation Stealth
3
Adventure | 1 player | 1990
Obscure
5
Survival - Horror | 2 players | 2004
One Piece: Pirates' Carnival
5
Party game | 4 players | 2006
2
Off Road Challenge
3
Racing | 2 players | 1997
Ougon no Taiyou: Hirakareshi Fuuin
1
RPG | 2 players | 2001
Orcs & Elves
RPG | 1 player | 2007
Overlord: Dark Legend
4
Action - Adventure | 1 player | 2009
One Piece: Unlimited Adventure
3
Action - Adventure | 2 players | 2008
6
OpenLara
6
Action - Platformer - Adventure | 2 players | 2016
Oui-Oui : Une journée au Pays des jouets
Action - Adventure - Platformer | 1 player | 2005
1
OverKart 64
1
Action - Platformer | 4 players | 2021
1
Out Zone
12
Shoot'em up | 2 players | 1990
1
Only Up 64
7
Adventure - Platformer | 1 player | 2023
1
Odin Sphere
7
Action - RPG | 1 player | 2008
2
Out Run
4
Racing | 1 player | 1987
Os Cavaleiros do Zodíaco: O retorno de Fênix
1
Action - Platformer | 1 player | 2022
Onimusha
1
Action - Adventure | 1 player | 2001
Oneesan to Issho! Kisekae Paradise
2
Adult | 1 player | 1995
Oddworld: Munch's Oddysee
3
Action - Platformer - Reflexion | 1 player | 2003
OutRun 2019
Racing | 1 player | 1993
Oscar the Balloonist Dives into the Lake
Edutainment - Adventure | 1 player | 2000
Outland
1
Action - Platformer | 1 player | 2011
OutRun 3-D (Beta)
Racing | 1 player | 1991
One Piece: Ilgop Seomui Daebomul
1
RPG | 1 player | 2004
Oddballz: Your Wacky Computer Petz
Simulation | 1 player | 1996
Okami
3
Action - Adventure | 1 player | 2008
One Piece: Gigant Battle!
3
Fighting | 4 players | 2011
Osu! Tatakae! Ouendan
1
Music | 4 players | 2005
Outlanders
2
Action - RPG | 1 player | 1987
O.D.T. (Prototype)
Action - Adventure | 1 player | 1998
O.D.T.: Escape... Or Die Trying
1
Action - Adventure - RPG | 1 player | 1998
Off the Wall (Prototype)
Action | 1 player | 1992
OptiDoom
Action - FPS | 1 player | 2021
1
OSman
8
Beat'em up | 2 players | 1996
Outlaw Golf
Sports | 4 players | 2003
4
Oui-Oui : L'Aventure magique
5
Adventure - Edutainment | 1 player | 2000
Overlord (1990)
Strategy | 1 player | 1990
3
Oriental Legend
4
Beat'em up | 4 players | 1997
Onslaught
Action | 1 player | 1991
Outlander
Action | 1 player | 1993
1
Onimusha: Blade Warriors
4
Fighting - Action | 4 players | 2004
Ojamajo Doremi Dokkan: Nijiiro Paradise
1
Party game | 4 players | 2002
1
Operation WinBack
3
Action | 2 players | 2001
Operation Wolf
1
Action - Shoot'em up | 1 player | 1989
OpenRA
2
Strategy | 12 players | 2007
OutRun 2 SP
2
Racing | 6 players | 2007
One Piece: Grand Adventure
5
Fighting | 2 players | 2006