MAME
MAME - Multiple Arcade Machine Emulator
13214 cartouches
Various
1997
Oriental Legend / Xi You Shi E Zhuan
MAME
Oriental Legend 2
MAME
Oriental Legend Special / Xi You Shi E Zhuan Super
MAME
Orion 128
MAME
Orion 128 (Extension Z80 Card II + IDE)
MAME
Orion 128 (Extension Z80 Card II)
MAME
Orion Pro
MAME
Orlando Magic (BWB) (MPU4) (set 1)
MAME
Osborne Executive
MAME
Osborne-1
MAME
Osborne-1 with SCREEN-PAC
MAME
Oscar (0200348V, NSW/ACT)
MAME
Oshiri Tantei - Puputto Kaiketsu Game (Japan)
MAME
Osman
MAME
Otakara Itadaki Luffy Kaizoku-Dan!
MAME
Otenami Haiken
MAME
Otenami Haiken Final
MAME
Otenki Kororin Weather Tales
MAME
Othello
MAME
Othello Derby
MAME
Othello Multivision FG-1000
MAME
Othello Multivision FG-2000
MAME
Othello Shiyouyo
MAME
Otogizoushi Urashima Mahjong
MAME
Otomedius
MAME
Otona No Mahjong
MAME
Out Run 2019 (Radica Plug & Play, UK)
MAME
Out Zone
MAME
