Operation WinBack 2: Project Poseidon

1

5 /5

0 Action | 4 players | 2006

Operation Wolf

0 Action - Shoot'em up | 1 player | 1989

Operation: Airlift

0 Action | 1 player | 1988

Operation: Cleanstreets

0 Action - Fighting | 1 player | 1988

Operation: Inner Space

1

5 /5

0 Action - Strategy - Shooter | 1 player | 1994

OptiDoom

0 Action - FPS | 1 player | 2021

Orb-3D

0 Action - Reflexion | 2 players | 1990

Ore ga Omae o Mamoru

0 Action - Adventure - Platformer | 1 player | 2009

Ore ga Omae o Mamoru

0 Action - Adventure - Platformer | 1 player | 2009

Ore no Ryouri

0 Action - Simulation | 1 player | 1999

Ore! Tomba

0 Action - Adventure - Platformer | 1 player | 1998

Oretachi Game Center Zoku: Akumajou Dracula

0 Action - Platformer | 1 player | 2006

Oretachi Game Center Zoku: BurgerTime

0 Action | 2 players | 2005

Oretachi Game Center Zoku: Contra

0 Action | 2 players | 2005

Oretachi Game Center Zoku: Crazy Climber

0 Action | 2 players | 2005

Oretachi Game Center Zoku: Nekketsu Koukou Dodge Ball Bu

0 Action - Sports | 2 players | 2006

Oretachi Game Center Zoku: Super Volleyball

0 Action - Sports | 2 players | 2005

Oretachi Game Center Zoku: Trio the Punch

0 Action - Beat'em up | 2 players | 2007

Orion Odyssey: The Search for the Magic Ankh

0 Action - Platformer | 1 player | 1991

Ortotris

0 Action - Edutainment | 1 player | 1992

Os Cavaleiros do Zodíaco: O retorno de Fênix

1

5 /5

0 Action - Platformer | 1 player | 2022

Osarium

0 Action - FPS | 1 player | 1998

Osbit

0 Action - Platformer | 1 player | 1988

Oscar

0 Action - Platformer | 1 player | 1994

Oscar

0 Action - Platformer | 1 player | 1996

Otoboke Ninja Colosseum

0 Action - Puzzle | 4 players | 1995

Ottifanten-Pinball

0 Action | 1 player | 2005

Ottifanten: Kommando Störtebeker

1

3 /5

0 Action - Platformer | 1 player | 2001

Ottifanten: Kommando Störtebeker

1

3 /5

0 Action - Platformer | 1 player | 2001

Ottos Ottifanten: Baby Brunos Alptraum

0 Action | 1 player | 1998

Ougon no Kizuna

0 Action - RPG | 1 player | 2009

Oui-Oui

1

3 /5

1 Action - Platformer | 1 player | 2000

Oui-Oui : Une journée au Pays des jouets

2 Action - Adventure - Platformer | 1 player | 2005

Oukyuu No Hihou Tension

0 Action - RPG | 1 player | 1996

Out 'M' Up

0 Action - Shoot'em up | 1 player | 2000

Out of Gas

0 Action | 1 player | 1992

Out of this World

0 Action - Platformer | 1 player | 1991

Out of This World

0 Action - Platformer | 1 player | 1994

Out of this World

0 Action - Adventure | 1 player | 1992

Out of this World

1

4 /5

0 Action - Adventure | 1 player | 1992

Out of This World (Beta)

0 Action - Adventure | 1 player | 1992

Out on a LEM

0 Action | 1 player | 1984

Out Run

0 Action - Racing | 1 player | 1989

Out to Lunch

0 Action - Platformer | 2 players | 1993

Outer Ridge

0 Action - Shoot'em up | 1 player | 1995

Outer World

0 Action - Adventure | 1 player | 1992

Outer World

0 Action - Adventure | 1 player | 1994

Outland

1

5 /5

0 Action - Platformer | 1 player | 2011

1 Outlander

1

5 /5

0 Action - Racing | 1 player | 1992

Outlander

1

5 /5

0 Action | 1 player | 1993