1
Operation: Inner Space
2
Action - Strategy - Shooter | 1 player | 1994
1
Omega Boost
4
Action - Shooter | 1 player | 1999
8
One Late Night
3
Horror | 1 player | 2013
3
Obscure II
9
Survival - Horror | 2 players | 2007
1
Operation WinBack
4
Action | 2 players | 2001
1
Operation Wolf
4
Shooter | 1 player | 1990
1
One Piece: Romance Dawn - Bouken no Yoake
2
RPG | 1 player | 2012
OpenRA
2
Strategy | 12 players | 2007
1
Only Up 64
8
Adventure - Platformer | 1 player | 2023
Outlaw Golf 2
3
Sports | 4 players | 2005
Odin Sphere: Leifthrasir
5
Action - RPG | 1 player | 2016
Oddballz: Your Wacky Computer Petz
Simulation | 1 player | 1996
Oneesan to Issho! Kisekae Paradise
2
Adult | 1 player | 1995
Outpost 69: Lust in Space
Adventure - Adult | 1 player | 1996
Out of this World
Action - Platformer | 1 player | 1991
Olympic Gold
Sports | 4 players | 1992
OutRunners
3
Racing | 2 players | 1994
Off Road Challenge
2
Racing | 2 players | 1998
One Piece: Grand Adventure
5
Fighting | 2 players | 2006
4
ONE
1
Action | 1 player | 1998
Othello
Board game - Reflexion | 2 players | 1986
One Piece: Gigant Battle!
3
Fighting | 4 players | 2011
1
Olympic Gold
3
Sports | 4 players | 1992
Oddworld: Abe's Exoddus
4
Action - Platformer - Reflexion | 2 players | 1998
ONSIDE Complete Soccer
Sports | 2 players | 1996
Ougon no Taiyou: Hirakareshi Fuuin
RPG | 2 players | 2001
Oregon Trail II
Adventure - Simulation - Edutainment | 1 player | 1995
Outer Ridge
Action - Shoot'em up | 1 player | 1995
3
Onimusha: Dawn of Dreams
2
Action - Adventure | 2 players | 2006
Operation C
1
Action | 1 player | 1991
2
Off Road Challenge
3
Racing | 2 players | 1997
Oracle no Houseki: Jewels of the Oracle
Reflexion | 1 player | 1996
One Piece: Unlimited Adventure
3
Action - Adventure | 2 players | 2008
Omega Fighter
3
Shoot'em up | 2 players | 1989
1
Omega Race
Shoot'em up | 2 players | 1981
1
Onechanbara: Bikini Zombie Slayers
2
Action - Beat'em up | 1 player | 2009
Operation Thunderbolt
3
Shooter | 2 players | 1988
1
Operation Wolf 3
2
Shooter | 2 players | 1994
Oui-Oui : Une journée au Pays des jouets
Action - Adventure - Platformer | 1 player | 2005
Ordyne
4
Shoot'em up | 2 players | 1988
1
OSman
8
Beat'em up | 2 players | 1996
Olympic Soccer: Atlanta 1996
Sports | 4 players | 1996
2
Over Rev
1
Racing | 2 players | 1997
Orphen : L'Héritier des sorciers
1
RPG | 1 player | 2000
Oddworld: Abe's Oddysee
5
Action - Platformer - Reflexion | 2 players | 1997
3
Oriental Legend
4
Beat'em up | 4 players | 1997
3
OpenArena
6
FPS | 12 players | 2005
Outrun Europa
Racing | 1 player | 1992
3
Oregon Trail II: 25th Anniversary Limited Edition
Adventure - Simulation - Edutainment | 1 player | 1996
OutRun
2
Racing | 2 players | 1991