3
OpenArena
5
FPS | 12 players | 2005
Oni
4
Action | 1 player | 2001
2
Out Run
2
Racing | 1 player | 1987
Oneesan to Issho! Kisekae Paradise
Adult | 1 player | 1995
OpenRA
2
Strategy | 12 players | 2007
Okami
3
Action - Adventure | 1 player | 2006
1
On the Ball
1
Action | 2 players | 1992
Oracle no Houseki: Jewels of the Oracle
Reflexion | 1 player | 1996
Oscar
Platformer | 1 player | 1996
Osu! Tatakae! Ouendan
Music | 4 players | 2005
OutRun
Racing | 1 player | 1991
OutRunners
1
Racing | 2 players | 1994
Oregon Trail for Windows
Adventure - Simulation - Edutainment | 1 player | 1996
Out of this World
Action - Platformer | 1 player | 1991
OutRun
Racing | 2 players | 1991
OutRun 3-D (Beta)
Racing | 1 player | 1991
1
Other Life: Azure Dreams
RPG | 1 player | 1997
Olympic Summer Games
Sports | 1 player | 1996
OutRun
2
Racing | 1 player | 1990
1
Olympic Gold
2
Sports | 4 players | 1992
3
O.D.T.: Escape... Or Die Trying
13
Action - Adventure - RPG | 1 player | 1998
1
Odama
Pinball - Strategy | 1 player | 2006
Once Upon a Time
Edutainment | 1 player | 2010
Oddworld Adventures II
3
Action - Platformer | 1 player | 2000
1
Ooga Booga
3
Party game - Fighting | 4 players | 2001
Open Season
1
Action - Platformer | 1 player | 2006
4
Open Transport Tycoon Deluxe
5
Management | 32 players | 2004
3
Onimusha: Dawn of Dreams
1
Action - Adventure | 2 players | 2006
One Piece: Pirates' Carnival
3
Party game | 4 players | 2006
One Piece: Grand Battle
2
Fighting | 2 players | 2005
Omega Boost
1
Action - Shooter | 1 player | 1999
OneChanbara Special: Zombie Hunter
Action | 1 player | 2011
1
Obscure: The Aftermath
3
Survival - Horror | 2 players | 2008
Okami
3
Action - Adventure | 1 player | 2008
One Piece: Grand Adventure
3
Fighting | 2 players | 2006
Onna Sansirou - Typhoon Gal
1
Action | 2 players | 1985
Okaeri! Chibi-Robo! Happy Richie Oosouji
Action - Adventure | 1 player | 2009
OutRun 2019 (Beta)
Racing | 1 player | 1993
1
OSman
6
Beat'em up | 2 players | 1996
Oddworld: Abe's Oddysee
4
Action - Platformer - Reflexion | 2 players | 1997
Oddworld: Abe's Oddysee
Action - Platformer - Puzzle | 1 player | 1997
3
Oriental Legend
4
Beat'em up | 4 players | 1997
One Piece: Grand Adventure
10
Fighting | 2 players | 2006
1
Omega Boost
1
Action - Shooter | 1 player | 1999
8
One Late Night
3
Horror | 1 player | 2013
Operation Wolf
Action - Shoot'em up | 1 player | 1989
1
Operation WinBack
1
Action | 2 players | 2001
Ougon no Taiyou: Hirakareshi Fuuin
RPG | 2 players | 2001
1
Ogre Battle: The March of the Black Queen
1
Tactical - RPG | 1 player | 1997
Outrun Europa
Racing | 1 player | 1992