1
One Piece: Unlimited World Red
10
Action - Adventure | 2 players | 2014
7
O.D.T.: Escape... Or Die Trying
19
Action - Adventure - RPG | 1 player | 1998
1
Olympic Gold
3
Sports | 4 players | 1992
1
OutRunners
5
Action - Racing | 2 players | 1992
One Piece: Pirates' Carnival
5
Party game | 4 players | 2006
2
Off Road Challenge
3
Racing | 2 players | 1997
One Piece: Unlimited Adventure
3
Action - Adventure | 2 players | 2008
Orcs & Elves
RPG | 1 player | 2007
Overlord: Dark Legend
4
Action - Adventure | 1 player | 2009
1
Only Up 64
7
Adventure - Platformer | 1 player | 2023
1
Out Zone
12
Shoot'em up | 2 players | 1990
Oriental Legend 2
3
Beat'em up | 2 players | 2008
5
One Piece Grand Battle!
10
Fighting | 2 players | 2003
1
Operation WinBack
3
Action | 2 players | 2001
2
Out Run
4
Racing | 1 player | 1987
1
OverKart 64
1
Action - Platformer | 4 players | 2021
One Piece: Gigant Battle!
3
Fighting | 4 players | 2011
Oddworld: Munch's Oddysee
3
Action - Platformer - Reflexion | 1 player | 2003
1
Onimusha Tactics
1
Tactical - RPG | 1 player | 2003
Okami
3
Action - Adventure | 1 player | 2008
OutRun 2019
Racing | 1 player | 1993
1
Onimusha: Blade Warriors
4
Fighting - Action | 4 players | 2004
One Piece: Grand Adventure
5
Fighting | 2 players | 2006
Oscar the Balloonist Dives into the Lake
Edutainment - Adventure | 1 player | 2000
Outland
1
Action - Platformer | 1 player | 2011
1
OverBlood 2
1
Survival - Horror | 1 player | 2001
OutRun
2
Racing | 2 players | 1991
Overlord (1990)
Strategy | 1 player | 1990
Onslaught
Action | 1 player | 1991
Onimusha
1
Action - Adventure | 1 player | 2001
O.D.T.: Escape... Or Die Trying
1
Action - Adventure - RPG | 1 player | 1998
Operation Wolf
1
Action - Shoot'em up | 1 player | 1989
Open Sonic
2
Action - Platformer | 1 player | 2010
OpenRA
2
Strategy | 12 players | 2007
Osu! Tatakae! Ouendan
1
Music | 4 players | 2005
1
One Piece Mansion
Action - Strategy | 1 player | 2001
Off the Wall (Prototype)
Action | 1 player | 1992
1
OSman
8
Beat'em up | 2 players | 1996
Oddballz: Your Wacky Computer Petz
Simulation | 1 player | 1996
4
Oui-Oui : L'Aventure magique
5
Adventure - Edutainment | 1 player | 2000
Onimusha 2: Samurai's Destiny
18
Action - Adventure | 1 player | 2002
3
Oriental Legend
4
Beat'em up | 4 players | 1997
Outlander
Action | 1 player | 1993
Onimusha: Warlords
1
Action - Adventure | 1 player | 2001
Ojamajo Doremi Dokkan: Nijiiro Paradise
1
Party game | 4 players | 2002
Outlanders
2
Action - RPG | 1 player | 1987
OutRun 2 SP
2
Racing | 6 players | 2007
OutRun 3-D (Beta)
Racing | 1 player | 1991
O.D.T. (Prototype)
Action - Adventure | 1 player | 1998
Orphen: Scion of Sorcery
1
RPG | 1 player | 2000