Open Sonic
2
Action - Platformer | 1 player | 2010
1
Omega Boost
4
Action - Shooter | 1 player | 1999
Outpost 69: Lust in Space
Adventure - Adult | 1 player | 1996
OutRun
2
Racing | 2 players | 1991
One Piece Grand Battle! 3
1
Fighting | 2 players | 2003
1
Ogre Battle: The March of the Black Queen
3
Tactical - RPG | 1 player | 1997
On the Ball
2
Action | 2 players | 1993
Old Time Baseball
Sports | 1 player | 1995
Okamoto Ayako to Match Play Golf - Ko Olina Golf Club in Hawaii
Sports | 4 players | 1994
1
Onimusha Tactics
1
Tactical - RPG | 1 player | 2003
1
Ogre Battle : The March of the Black Queen
1
RPG - Tactical | 1 player | 1995
Oishii Puzzle wa Irimasen ka
Puzzle | 5 players | 1993
Oide yo Doubutsu no Mori
1
Management - Simulation | 4 players | 2005
1
OutRun 2019
4
Racing | 1 player | 1993
4
OutRun
11
Racing | 1 player | 1991
1
Operation: Inner Space
2
Action - Strategy - Shooter | 1 player | 1994
Off Road Challenge
1
Racing | 2 players | 1998
One Piece: Grand Adventure
5
Fighting | 2 players | 2006
One Piece: Unlimited Adventure
3
Action - Adventure | 2 players | 2008
1
Out Run Europa
3
Racing | 1 player | 1991
Overlord: Les Larbins en Folie
Action - Adventure - Puzzle | 1 player | 2009
OutRun
Racing | 2 players | 1991
1
Out Run Europa
Racing | 1 player | 1992
1
Out Run
9
Racing | 1 player | 1987
1
OverBlood
2
Survival - Horror | 1 player | 1997
Oddworld Adventures II
4
Action - Platformer | 1 player | 2000
Oh No! More Lemmings
1
Puzzle | 1 player | 1991
Omni-Play Horse Racing
Management - Racing - Sports | 4 players | 1989
1
One Piece: Grand Battle
3
Fighting | 2 players | 2005
OverKill (1992)
Action - Shoot'em up | 1 player | 1992
Ooze: Creepy Nites
Adventure - Text-based | 1 player | 1989
Option Tuning Car Battle
Racing | 1 player | 1998
1
Omega Race
Shoot'em up | 2 players | 1981
1
Operation Wolf 3
2
Shooter | 2 players | 1994
Oui-Oui au Pays des jouets
Edutainment | 1 player | 2011
Ogre Battle: The March of the Black Queen
RPG - Tactical | 1 player | 1998
Ozma Wars
Shoot'em up | 1 player | 2011
Oddworld: Abe's Oddysee
5
Action - Platformer - Reflexion | 2 players | 1997
Oliver & Company
Action - Platformer | 1 player | 1989
3
Oriental Legend
4
Beat'em up | 4 players | 1997
One Piece: Grand Adventure
11
Fighting | 2 players | 2006
1
One Must Fall 2097
1
Action - Fighting | 2 players | 1994
Out of this World
Action - Adventure | 1 player | 1992
3
OpenArena
6
FPS | 12 players | 2005
Olympic Games: Atlanta 1996
Sports | 8 players | 1996
2
Out Run
4
Racing | 1 player | 1987
O.D.T. (Prototype)
Action - Adventure | 1 player | 1998
1
Operation Wolf
4
Shooter | 1 player | 1990
2
Ocarina of Time Spaceworld '97 Beta Experience
2
Action - Adventure | 1 player | 2021
OutRun
1
Racing | 1 player | 1991