3
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
4
Onimusha: Dawn of Dreams
15
Action - Adventure | 2 players | 2006
5
One Piece Unlimited Cruise 2 : L'Éveil d'un héros
14
Action - Adventure | 2 players | 2009
10
Onimusha: Warlords
11
Action - Adventure | 1 player | 2001
One Piece: Unlimited Adventure
3
Action - Adventure | 2 players | 2008
9
Okami
42
Action - Adventure | 1 player | 2007
1
Only Up 64
5
Adventure - Platformer | 1 player | 2023
Overlord: Raising Hell
3
Action - Adventure | 1 player | 2008
6
OpenLara
5
Action - Platformer - Adventure | 2 players | 2016
One Piece: Unlimited Adventure
1
Action - Adventure | 2 players | 2007
Onimusha 2: Samurai's Destiny
16
Action - Adventure | 1 player | 2002
4
Oui-Oui : L'Aventure magique
5
Adventure - Edutainment | 1 player | 2000
Outpost 69: Lust in Space
Adventure - Adult | 1 player | 1996
Okamiden
2
Action - Adventure | 1 player | 2011
5
Operation Stealth
3
Adventure | 1 player | 1990
1
One Piece: Unlimited World Red
9
Action - Adventure | 2 players | 2014
Oregon Trail II
Adventure - Simulation - Edutainment | 1 player | 1995
Opoona
Adventure - RPG | 1 player | 2008
6
O.D.T.: Escape... Or Die Trying
18
Action - Adventure - RPG | 1 player | 1998
Onimusha: Warlords
1
Action - Adventure | 1 player | 2001
Opera Fatal
Adventure - Edutainment - Music | 1 player | 1996
Operation Odin
Adventure - Reflexion | 1 player | 1996
2
Octodad
Other - Adventure | 1 player | 2011
Oscar the Balloonist Discovers the Farm
Edutainment - Adventure | 1 player | 2001
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
Ore wa Shoujo Mangaka
1
Adventure - Visual novel | 1 player | 2012
Onimusha
1
Action - Adventure | 1 player | 2001
Onions.EXE
Action - Adventure - Horror | 1 player | 2014
Onimusha 2
1
Action - Adventure | 1 player | 2002
Onimusha 3: Demon Siege
3
Action - Adventure | 1 player | 2004
Onimusha 3
Action - Adventure | 1 player | 2004
3
Onimusha: Dawn of Dreams
1
Action - Adventure | 2 players | 2006
Once Upon A Timeline
Adventure | 1 player | 2015
Ooze: Creepy Nites
Adventure - Text-based | 1 player | 1989
3
Opossum Country
3
Adventure - Horror | 1 player | 2020
Oscar the Balloonist Flies into the Mountains
Edutainment - Adventure | 1 player | 2001
Oishinbo: Kyukyoku no Menu 3bon Syoubu
Adventure | 1 player | 1989
1
O.D.T.: Escape... Or Die Trying (Demo)
Action - Adventure - RPG | 1 player | 1998
Ore! Tomba
Action - Adventure - Platformer | 1 player | 1998
Oregon Trail for Windows
Adventure - Simulation - Edutainment | 1 player | 1996
Once Upon a Forest
Adventure | 1 player | 1995
Once and Future
Adventure - Text-based | 1 player | 1988
Omnicron Conspiracy
Adventure | 1 player | 1989
Oo-Topos
Adventure - Text-based | 1 player | 1987
Once Upon A Time: Abracadabra
Action - Adventure - Edutainment | 1 player | 1991
Once Upon A Time: Little Red Riding Hood
Adventure - Edutainment | 1 player | 1991
Onegai Monsters
Adventure - RPG | 1 player | 1999