29 GAMES
Objectif Europe
Coktel Vision
1988
Education - Geography
Low
ST, STe
Objectif Monde II
1987
ST
Oh No! More Lemmings [Data Disk]
Psygnosis
1991
Brain - Miscellaneous
Oil Imperium
Erbe Software
1989
Strategy - Stock Market / Corporate
Low, High
ST, STe, TT
Oliver & Company
Arcade - Miscellaneous
On the Road
Lifetimes
1990
Simulation - Miscellaneous
Low, Medium
Once upon a Time
Carraz
Education - Miscellaneous
Once upon a Time - Abracadabra
Adventure - Miscellaneous
Once upon a Time - Baba Yaga
Onslaught [Re-release]
Mirror Image
Shoot'em Up! - Horizontal Scrolling
Operation Harrier [Re-release]
Kixx
Shoot'em Up! - Multi-Directional
Opération Jupiter
Infogrames
Operation Neptune
Operation Stealth
Delphine Software
Adventure - Point and Click
Operation Thunderbolt [Re-release]
Hit Squad (The)
1992
Shoot'em Up! - Crosshair
Operation Wolf
Ocean Software
Operation: Cleanstreets
Brøderbund Software
Arcade - Beat'em Up!
Oreille en Pointe (L')
Education - Music
Oriental Games
Micro Style
Sports - Boxing / Martial Arts
Ortho - CM
Micro-C
Education - Language Arts
Orthogus - Tome I
Vidéo Télématique Avenir
Education - Spelling
Medium, High
Orthogus - Tome II
Education - Typing
Medium
Osmose
New Deal Productions
Various
Othello Killer
Ubi Soft
Board Game - Reversi
Out Board
Loriciel
Racing - Miscellaneous
Out Run
SEGA
Racing - Cars
Outcast [Budget]
Mastertronic (USA)
Shoot'em Up! - 3-D
Outzone
Lankhor
![Oh No! More Lemmings [Data Disk]](https://www.atarimania.com/st/screens/oh_no_more_lemmings_2.gif)
![Onslaught [Re-release]](https://www.atarimania.com/st/screens/onslaught_hewson.gif)
![Operation Harrier [Re-release]](https://www.atarimania.com/st/screens/operation_harrier_kixx.png)
![Operation Thunderbolt [Re-release]](https://www.atarimania.com/st/screens/operation_thunderbolt_hit_squad_(the)_5.png)
![Outcast [Budget]](https://www.atarimania.com/st/screens/outcast_mastertronic.gif)
