15
One Piece Unlimited Cruise 1 : Le Trésor sous les Flots
28
Action - Adventure | 2 players | 2009
7
Onimusha 3: Demon Siege
14
Action - Adventure | 1 player | 2004
Onimusha 2: Samurai's Destiny
18
Action - Adventure | 1 player | 2002
9
Okami
45
Action - Adventure | 1 player | 2007
12
Onimusha: Warlords
13
Action - Adventure | 1 player | 2001
6
Onimusha: Dawn of Dreams
20
Action - Adventure | 2 players | 2006
Onimusha 3
Action - Adventure | 1 player | 2004
Overlord: Raising Hell
4
Action - Adventure | 1 player | 2008
5
One Piece Unlimited Cruise 2 : L'Éveil d'un héros
19
Action - Adventure | 2 players | 2009
1
Only Up 64
8
Adventure - Platformer | 1 player | 2023
2
Oddworld: Munch's Oddysee
3
Adventure - Platformer | 1 player | 2001
Overlord: Dark Legend
4
Action - Adventure | 1 player | 2009
1
Oddworld : La Fureur de l'Etranger
2
Action - Adventure - Platformer | 1 player | 2005
6
OpenLara
6
Action - Platformer - Adventure | 2 players | 2016
Okami
3
Action - Adventure | 1 player | 2008
7
O.D.T.: Escape... Or Die Trying
19
Action - Adventure - RPG | 1 player | 1998
1
One Piece: Unlimited World Red
10
Action - Adventure | 2 players | 2014
Outpost 69: Lust in Space
Adventure - Adult | 1 player | 1996
Once Upon a Forest
Adventure | 1 player | 1995
Overlord: Les Larbins en Folie
Action - Adventure - Puzzle | 1 player | 2009
Ookami
Action - Adventure | 1 player | 2006
Out of this World
1
Action - Adventure | 1 player | 1992
Oddworld: Munch's Oddysee
1
Adventure - Platformer | 1 player | 2001
O.D.T. (Prototype)
Action - Adventure | 1 player | 1998
Okamiden
2
Action - Adventure | 1 player | 2011
One Piece: Unlimited Adventure
3
Action - Adventure | 2 players | 2008
Onions.EXE
Action - Adventure - Horror | 1 player | 2014
O.D.T.: Escape... Or Die Trying
1
Action - Adventure - RPG | 1 player | 1998
3
Onimusha: Dawn of Dreams
2
Action - Adventure | 2 players | 2006
Onimusha 3: Demon Siege
3
Action - Adventure | 1 player | 2004
Onimusha 2
1
Action - Adventure | 1 player | 2002
Oishinbo: Kyukyoku no Menu 3bon Syoubu
Adventure | 1 player | 1989
Onegai Monsters
Adventure - RPG | 1 player | 1999
Onimusha: Warlords
1
Action - Adventure | 1 player | 2001
Once Upon A Timeline
Adventure | 1 player | 2015
Outer World
Action - Adventure | 1 player | 1992
Out of this World
Action - Adventure | 1 player | 1992
Oscar the Balloonist Discovers the Farm
Edutainment - Adventure | 1 player | 2001
Omnicron Conspiracy
Adventure | 1 player | 1989
2
Octodad
1
Other - Adventure | 1 player | 2011
Opera Fatal
Adventure - Edutainment - Music | 1 player | 1996
Ore wa Shoujo Mangaka
1
Adventure - Visual novel | 1 player | 2012
Ookami
Action - Adventure | 1 player | 2009
Ore! Tomba
Action - Adventure - Platformer | 1 player | 1998
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
Operation: Eco-Nightmare
Adventure - Edutainment | 1 player | 1997
Oregon Trail for Windows
Adventure - Simulation - Edutainment | 1 player | 1996
Oo-Topos
Adventure - Text-based | 1 player | 1987