Oilmania
Puzzle | 1 player | 1990
Opening Night
Simulation - Edutainment - Creation | 1 player | 1995
Odell Down Under
Simulation - Edutainment | 1 player | 1994
Operation: Eco-Nightmare
Adventure - Edutainment | 1 player | 1997
One Armed Bandit
Simulation - Casino | 1 player | 1991
Oddballz: Your Wacky Computer Petz
Simulation | 1 player | 1996
Off the Tracks
Strategy | 1 player | 1998
Oregon Trail II
Adventure - Simulation - Edutainment | 1 player | 1995
3
Oregon Trail II: 25th Anniversary Limited Edition
Adventure - Simulation - Edutainment | 1 player | 1996
Oscar the Balloonist Dives into the Lake
Edutainment - Adventure | 1 player | 2000
Oscar the Balloonist Flies into the Mountains
Edutainment - Adventure | 1 player | 2001
Origin FX
Other | 1 player | 1992
Oscar the Balloonist and the Secrets of the Forest
Edutainment - Adventure | 1 player | 2000
1
Operation: Inner Space
1
Action - Strategy - Shooter | 1 player | 1994
Office Darts 301
Sports - Simulation | 1 player | 1994
Out of This World
Action - Platformer | 1 player | 1994
Opus 'n Bill Brain Saver
Other | 1 player | 1993
One Small Square
Edutainment | 1 player | 1995
Opera Fatal
Adventure - Edutainment - Music | 1 player | 1996
Operation Odin
Adventure - Reflexion | 1 player | 1996
Over the Reich
Strategy | 1 player | 1996
OOG: The Object Orientation Game
Strategy - Puzzle - Reflexion | 1 player | 1995
Otostaz
Reflexion - Puzzle | 2 players | 2002
Otostaz
Reflexion - Puzzle | 2 players | 2002
Otostaz
Reflexion - Puzzle | 2 players | 2002
Ookami Kakushi
1
Visual novel | 1 player | 2009
Onimusha Tactics
2
RPG - Tactical | 1 player | 2003
Out Run Europa
3
Racing | 1 player | 1991
Ordyne
3
Shoot'em up | 2 players | 1989
Ouran Koukou Host Club
Visual novel | 1 player | 2007
Omega Boost
1
Action - Shooter | 1 player | 1999
Omega Boost
1
Action - Shooter | 1 player | 1999
One
1
Action - Shooter - Platformer | 1 player | 1997
One
Action - Shooter - Platformer | 1 player | 1999
2
OverBlood
2
Survival - Horror | 1 player | 1997
2
OverBlood
Survival - Horror | 1 player | 1996
1
OverBlood 2
Survival - Horror | 1 player | 1998
Orb-3D
Action - Reflexion | 2 players | 1990
OverBlood 2 (Special Movie Ban)
Survival - Horror | 1 player | 1998
Out of this World
Action - Adventure | 1 player | 1992
Outer World
Action - Adventure | 1 player | 1992
Out of this World
1
Action - Adventure | 1 player | 1992
Onimusha: Warlords
1
Action - Adventure | 1 player | 2001
Onimusha
1
Action - Adventure | 1 player | 2001
Onimusha 2: Samurai's Destiny
1
Action - Adventure | 1 player | 2002
Onimusha 2
1
Action - Adventure | 1 player | 2002
Onimusha 3: Demon Siege
3
Action - Adventure | 1 player | 2004
Oishii Puzzle wa Irimasen ka
Puzzle | 5 players | 1993
Onimusha 3
Action - Adventure | 1 player | 2004
3
Onimusha: Dawn of Dreams
1
Action - Adventure | 2 players | 2006