Operation: Eco-Nightmare
Adventure - Edutainment | 1 player | 1997
One Armed Bandit
Simulation - Casino | 1 player | 1991
Off the Tracks
Strategy | 1 player | 1998
Oregon Trail II
Adventure - Simulation - Edutainment | 1 player | 1995
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
Oscar the Balloonist Drops into the Countryside
Edutainment - Adventure | 1 player | 2001
1
Operation: Inner Space
1
Action - Strategy - Shooter | 1 player | 1994
Office Darts 301
Sports - Simulation | 1 player | 1994
Out of This World
1
Action - Platformer | 1 player | 1994
Opus 'n Bill Brain Saver
Other | 1 player | 1993
Outpost
Strategy | 1 player | 1994
One Small Square
Edutainment | 1 player | 1995
Operation Odin
Adventure - Reflexion | 1 player | 1996
Outpost 69: Lust in Space
Adventure - Adult | 1 player | 1996
Over the Reich
Strategy | 1 player | 1996
OOG: The Object Orientation Game
Strategy - Puzzle - Reflexion | 1 player | 1995
Oscar the Balloonist Discovers the Farm
Edutainment - Adventure | 1 player | 2001
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
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
Oni
2
Action - Beat'em up - Shooter | 1 player | 2001
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
Out of this World
Action - Adventure | 1 player | 1992
Outer World
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
Onimusha: Blade Warriors
Fighting - Action | 4 players | 2004
Onimusha: Buraiden
Fighting - Action | 4 players | 2003
Okami
3
Action - Adventure | 1 player | 2006
Ookami
Action - Adventure | 1 player | 2006
Outrun Europa
Racing | 1 player | 1992