Olympic Summer Games
1
Sports | 4 players | 1996
One Piece: Pirates' Carnival
3
Party game | 4 players | 2006
Obliterate
Action - Shooter | 1 player | 2007
1
OutRun 2006: Coast 2 Coast
3
Racing | 6 players | 2006
Operation Air Assault 2
Action | 1 player | 2007
Off-World Interceptor
1
Other - Racing | 2 players | 1994
Outtrigger
2
FPS | 4 players | 2001
Olympic Soccer
Sports | 4 players | 1996
Olympic Summer Games: Atlanta 96
Sports | 8 players | 1996
1
Ogre Battle: The March of the Black Queen
3
Tactical - RPG | 1 player | 1997
Olympic Gold: Barcelona '92
2
Sports | 4 players | 1992
2
Out Run
4
Racing | 1 player | 1987
Off-World Interceptor Extreme
Racing | 2 players | 1995
1
Operation WinBack
3
Action | 2 players | 2001
3
Obscure II
9
Survival - Horror | 2 players | 2007
3
OpenArena
5
FPS | 12 players | 2005
8
One Late Night
3
Horror | 1 player | 2013
1
Omega Boost
2
Action - Shooter | 1 player | 1999
4
Obscure
18
Survival - Horror | 2 players | 2005
One Piece: Grand Adventure
10
Fighting | 2 players | 2006
3
Oriental Legend
4
Beat'em up | 4 players | 1997
4
Onimusha: Dawn of Dreams
15
Action - Adventure | 2 players | 2006
Onimusha 2: Samurai's Destiny
17
Action - Adventure | 1 player | 2002
5
Onimusha 3: Demon Siege
12
Action - Adventure | 1 player | 2004
10
Onimusha: Warlords
11
Action - Adventure | 1 player | 2001
4
Oui-Oui : L'Aventure magique
5
Adventure - Edutainment | 1 player | 2000
2
One Piece Grand Battle!
9
Fighting | 2 players | 2003
1
Odin Sphere
7
Action - RPG | 1 player | 2008
Orphen : L'Héritier des sorciers
RPG | 1 player | 2000
9
Okami
42
Action - Adventure | 1 player | 2007
O.D.T.: Escape... Or Die Trying
1
Action - Adventure - RPG | 1 player | 1998
One Piece: Grand Battle
3
Fighting | 2 players | 2005
One Piece: Pirates' Carnival
5
Party game | 4 players | 2006
One Piece Mansion
1
Action - Strategy | 1 player | 2001
Olympic Summer Games
1
Sports | 1 player | 1996
1
Out Run Europa
Racing | 1 player | 1992
1
Olympic Gold
3
Sports | 4 players | 1992
Olympic Summer Games
1
Sports | 2 players | 1996
Operation Thunderbolt
1
Action - Shooter | 1 player | 1994
Out to Lunch
Action - Platformer | 2 players | 1993
Orange Club - Maru-hi Kagai Jugyou
Reflexion | 1 player | 1988
Ordyne
4
Shoot'em up | 2 players | 1988
1
OSman
8
Beat'em up | 2 players | 1996
Otona no Mahjong
Reflexion | 1 player | 1988
1
Out Run [Sit-Down model]
8
Racing | 1 player | 1986
1
Out Runners
2
Racing | 2 players | 1992
1
Out Zone
11
Shoot'em up | 2 players | 1990
Outtrigger
2
FPS | 1 player | 1999
Over Drive
3
Racing | 1 player | 1990
Over Rev
1
Racing | 2 players | 1997