Name Firm'Year Version Sector
Oberon 69 get Diabolic Code Busters 189
Obliterator get Melbourne House Flash 162
Ocean Conqueror get Rack It, Hewson n/a 150
Octagon Squad get Mastertronic, Geoff Foley n/a 186
Octan get Fred'87 Smokers 125
Octopus get Bytepack'91 FFC,Softstar 215
Octopus get Bytepack'91 Mafia 171
Olli&Lissa 1 the Ghost of Shilmoore Castle get Ionis'86 Victor VC&G.Fly 197
Olli&Lissa 2 Halloween get Roger Danison'87 Malkin S. 166
Olli&Lissa 3 the Candlelight Adventure get Cybercube'89 n/a 177
On the Run get n/a n/a 132
One for the Road get IJK'86 Flash 35
Operation Gunship get Code Masters Bitman,Byteman 171
Operation Hormuz get Tiger Ascendancy 163
Operation Thunderbolt get Taito,Ocean'89 Vasilyev A. 538
Operation Wolf get Ocean,Taito'88 Flash 523
Operation Wolf get Ocean,Taito'88 Trubinov S. 485
Orbix the Terrorball get n/a n/a 216
Oriental Games get n/a C.C. 545
Orion get Proxima'93 X-Project 143
Othello get Ere Informatique n/a 35
Out of this World get Bettertech,Ariola'87 Fatality 107
Out Run get Us Gold,Sega'86 Skorobogatov S. 518
Outlaw get Bizzare,Players'90 Fatality 127
Overlander get Elite'88 Prestige 152
Overlord get '88 n/a 131
Overlords get M.C.Lothlorien'85 n/a 116