4
One Piece Unlimited Cruise 1 : Le Trésor sous les Flots
26
Action - Adventure | 2 players | 2009
5
Onimusha 3: Demon Siege
12
Action - Adventure | 1 player | 2004
9
Okami
42
Action - Adventure | 1 player | 2007
10
Onimusha: Warlords
11
Action - Adventure | 1 player | 2001
4
Onimusha: Dawn of Dreams
15
Action - Adventure | 2 players | 2006
5
One Piece Unlimited Cruise 2 : L'Éveil d'un héros
15
Action - Adventure | 2 players | 2009
1
Only Up 64
6
Adventure - Platformer | 1 player | 2023
Overlord: Raising Hell
4
Action - Adventure | 1 player | 2008
1
One Piece: Unlimited World Red
10
Action - Adventure | 2 players | 2014
6
OpenLara
5
Action - Platformer - Adventure | 2 players | 2016
One Piece: Unlimited Adventure
1
Action - Adventure | 2 players | 2007
Overlord: Dark Legend
4
Action - Adventure | 1 player | 2009
One Piece: Unlimited Adventure (Undub)
2
Action - Adventure | 2 players | 2008
Outpost 69: Lust in Space
Adventure - Adult | 1 player | 1996
One Piece: Unlimited Adventure
3
Action - Adventure | 2 players | 2008
3
Opossum Country
3
Adventure - Horror | 1 player | 2020
Oscar the Balloonist Drops into the Countryside
Edutainment - Adventure | 1 player | 2001
Okamiden
2
Action - Adventure | 1 player | 2011
Onimusha 2: Samurai's Destiny
17
Action - Adventure | 1 player | 2002
4
Oui-Oui : L'Aventure magique
5
Adventure - Edutainment | 1 player | 2000
Opera Fatal
Adventure - Edutainment - Music | 1 player | 1996
2
Ocarina of Time Spaceworld '97 Beta Experience
2
Action - Adventure | 1 player | 2021
Onimusha: Warlords
1
Action - Adventure | 1 player | 2001
O.D.T.: Escape... Or Die Trying
1
Action - Adventure - RPG | 1 player | 1998
Okaeri! Chibi-Robo! Happy Richie Oosouji
Action - Adventure | 1 player | 2009
Oui-Oui : Une journée au Pays des jouets
Action - Adventure - Platformer | 1 player | 2005
Ore wa Shoujo Mangaka
1
Adventure - Visual novel | 1 player | 2012
Oishinbo: Kyukyoku no Menu 3bon Syoubu
Adventure | 1 player | 1989
3
Onimusha: Dawn of Dreams
1
Action - Adventure | 2 players | 2006
Onimusha 3
Action - Adventure | 1 player | 2004
Onimusha 3: Demon Siege
3
Action - Adventure | 1 player | 2004
Onimusha 2
1
Action - Adventure | 1 player | 2002
Onegai Monsters
Adventure - RPG | 1 player | 1999
Once Upon A Timeline
Adventure | 1 player | 2015
Onions.EXE
Action - Adventure - Horror | 1 player | 2014
Out of this World
1
Action - Adventure | 1 player | 1992
Outer World
Action - Adventure | 1 player | 1992
Out of this World
Action - Adventure | 1 player | 1992
2
Octodad
Other - Adventure | 1 player | 2011
Omnicron Conspiracy
Adventure | 1 player | 1989
Operation Odin
Adventure - Reflexion | 1 player | 1996
Ore! Tomba
Action - Adventure - Platformer | 1 player | 1998
Oscar the Balloonist and the Secrets of the Forest
Edutainment - Adventure | 1 player | 2000
Ooze: Creepy Nites
Adventure - Text-based | 1 player | 1989
Once Upon A Time: Little Red Riding Hood
Adventure - Edutainment | 1 player | 1991
Once Upon A Time: Abracadabra
Action - Adventure - Edutainment | 1 player | 1991
Oo-Topos
Adventure - Text-based | 1 player | 1987
Operation: Eco-Nightmare
Adventure - Edutainment | 1 player | 1997
Oregon Trail for Windows
Adventure - Simulation - Edutainment | 1 player | 1996
Once Upon a Forest
Adventure | 1 player | 1995