games made in 1981, page 5
MikroMikko 1 M4G
| Name | mm1m4g |
| Mfr | Nokia Data |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 32 |
MikroMikko 1 M6
| Name | mm1m6 |
| Mfr | Nokia Data |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 47 |
MikroMikko 1 M6G
| Name | mm1m6g |
| Mfr | Nokia Data |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 32 |
MikroMikko 1 M7
| Name | mm1m7 |
| Mfr | Nokia Data |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 74 |
MikroMikko 1 M7G
| Name | mm1m7g |
| Mfr | Nokia Data |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 28 |
Mini Chess
| Name | smchess |
| Mfr | SciSys / Philidor Sof... |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 81 |
Mini Sensory Chess Challenger (Z8 version)
| Name | miniscco |
| Mfr | Fidelity Electronics |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 54 |
Missile Attack (U.Games bootleg of Missile Command)
| Name | missilebl |
| Mfr | bootleg (U.Games) |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | preliminary |
| DLs | 69 |
Model 950 Video Display Terminal
Monza GP (set 2)
Moog Source
| Name | moogsource |
| Mfr | Moog Music |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 88 |
Moon Shuttle (Japan set 1)
| Name | mshuttlej |
| Mfr | Nichibutsu |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 105 |
Moon Shuttle (Japan set 2)
| Name | mshuttlej2 |
| Mfr | Nichibutsu |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 91 |
Moon Shuttle (US, version A)
| Name | mshuttlea |
| Mfr | Nichibutsu |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 80 |
Moon Shuttle (US? set 1)
| Name | mshuttle |
| Mfr | Nichibutsu |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 211 |
Moon Shuttle (US? set 2)
| Name | mshuttle2 |
| Mfr | Nichibutsu |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 67 |
Moon War (prototype on Frenzy hardware)
| Name | moonwarp |
| Mfr | Stern Electronics |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 116 |
Moonwar
| Name | moonwar |
| Mfr | Stern Electronics |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 147 |
Moonwar (older)
| Name | moonwara |
| Mfr | Stern Electronics |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 66 |
Mouse Trap (German, version 4)
Mouse Trap (version 4, bootleg)
Ms. Pac-Man
| Name | mspacman |
| Mfr | Midway / General Comp... |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 1327 |
Ms. Pac-Man (bootleg on Crush Roller Hardware)
| Name | mspacmancr |
| Mfr | bootleg |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 86 |
Ms. Pac-Man (bootleg, encrypted)
Ms. Pac-Man (bootleg, set 1)
Ms. Pac-Man (bootleg, set 2)
Ms. Pac-Man (bootleg, set 3)
Ms. Pac-Man (bootleg, set 4)
Ms. Pac-Man (bootleg, set 5)
Ms. Pac-Man (bootleg, set 6)
Ms. Pac-Man (Novatronic bootleg)
| Name | mspacmbn |
| Mfr | bootleg (Novatronic) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 117 |
Ms. Pac-Man (speedup hack)
Ms. Pac-Man II (Orca bootleg, set 1)
| Name | mspacii |
| Mfr | bootleg (Orca) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 94 |
Ms. Pac-Man II (Orca bootleg, set 2)
| Name | mspacii2 |
| Mfr | bootleg (Orca) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 83 |
MS68K
| Name | ms68k |
| Mfr | Marion Systems |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | good |
| DLs | 85 |
MTU-130
| Name | mtu130 |
| Mfr | Micro Technology Unli... |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | imperfect |
| DLs | 89 |
MYCOMZ-80A
| Name | mycom |
| Mfr | Japan Electronics Col... |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 53 |
Naughty Mouse (set 1)
| Name | nmouse |
| Mfr | Amenip (Palcom Queen ... |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 154 |
Naughty Mouse (set 2)
| Name | nmouseb |
| Mfr | Amenip Nova Games Ltd. |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 89 |
Nebula (DECO Cassette) (UK)
| Name | cnebula |
| Mfr | Data East Corporation |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | good |
| DLs | 189 |
Nebulous Bee
| Name | nebulbee |
| Mfr | bootleg |
| Year | 1981 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | imperfect |
| DLs | 79 |
New Century (Spanish bootleg of Scramble)
| Name | ncentury |
| Mfr | bootleg (Petaco S.A.) |
| Year | 1981 |
| Genre | Shoot-'Em-Up |
| Players | N/A |
| Status | preliminary |
| DLs | 75 |
New Double Bet Mahjong (bootleg of Royal Mahjong, set 1)
| Name | janputer |
| Mfr | bootleg (Paradise Den... |
| Year | 1981 |
| Genre | Mahjong |
| Players | 1 |
| Status | good |
| DLs | 132 |
New Double Bet Mahjong (bootleg of Royal Mahjong, set 2)
| Name | janputera |
| Mfr | bootleg (Paradise Den... |
| Year | 1981 |
| Genre | Mahjong |
| Players | 1 |
| Status | good |
| DLs | 89 |
New Rally X (bootleg?)
NewBrain A
| Name | newbraina |
| Mfr | Grundy Business Syste... |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 27 |
NewBrain AD
| Name | newbrain |
| Mfr | Grundy Business Syste... |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 83 |
NewBrain MD
| Name | newbrainmd |
| Mfr | Grundy Business Syste... |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 26 |
Next Century (bootleg of Defender)
| Name | nextcent |
| Mfr | bootleg (Petaco) |
| Year | 1981 |
| Genre | Shoot-'Em-Up |
| Players | N/A |
| Status | good |
| DLs | 171 |
Next Fase (bootleg of Phoenix)
| Name | nextfase |
| Mfr | bootleg (Petaco S.A.) |
| Year | 1981 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| DLs | 170 |
Nudge Accumulator (Summit Coin)
| Name | sm_ngacc |
| Mfr | Summit Coin |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 41 |
Nudge Climber (Bellfruit) (Black Box) (5p Stake, £1 Jackpot, all cash)
Ocean to Ocean (Medal) (DECO Cassette MD) (No.10/Ver.1,Japan)
| Name | cocean1a |
| Mfr | Data East Corporation |
| Year | 1981 |
| Genre | N/A |
| Players | 1 |
| Status | good |
| DLs | 108 |
Ocean to Ocean (Medal) (DECO Cassette MD) (No.10/Ver.6,US)
| Name | cocean6b |
| Mfr | Data East Corporation |
| Year | 1981 |
| Genre | N/A |
| Players | 1 |
| Status | good |
| DLs | 59 |
Offensive (Spanish bootleg of Scramble)
| Name | offensiv |
| Mfr | bootleg (Video Dens) |
| Year | 1981 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| DLs | 97 |
Oli-Boo-Chu (USA)
| Name | olibochu |
| Mfr | Irem (GDI license) |
| Year | 1981 |
| Genre | N/A |
| Players | 2 |
| Status | imperfect |
| DLs | 160 |
Olympia BOSS A 8085
| Name | bossa85 |
| Mfr | Olympia International |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 47 |
Olympia BOSS B
| Name | olybossb |
| Mfr | Olympia International |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 24 |
Olympia BOSS B 8085
| Name | bossb85 |
| Mfr | Olympia International |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 47 |
Olympia BOSS C
| Name | olybossc |
| Mfr | Olympia International |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 24 |
Olympia BOSS D
| Name | olybossd |
| Mfr | Olympia International |
| Year | 1981 |
| Genre | N/A |
| Players | N/A |
| Status | preliminary |
| DLs | 60 |
Operacion Defender (bootleg of Defender)
| Name | defenderom |
| Mfr | bootleg (Operamatic) |
| Year | 1981 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| DLs | 112 |
Oranges And Lemons (Bellfruit) (Black Box) (10p Stake, £2 Jackpot)
Pac Man 2 (Entex, cyan Pacman)
Pac Man 2 (Entex, red Pacman)
Pac-Man (bootleg on Galaxian hardware, set 1)
Pac-Man (bootleg on Galaxian hardware, set 2)
Pac-Man (bootleg on Moon Alien 'AL-10A1' hardware)
Pac-Man (Calfesa, Spanish bootleg on Galaxian hardware)
| Name | pacmanblc |
| Mfr | bootleg (Calfesa) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | preliminary |
| DLs | 89 |
Pac-Man (Cirsa, Spanish bootleg on Galaxian hardware)
| Name | pacmanblci |
| Mfr | bootleg (Cirsa) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 85 |
Pac-Man (Coleco, rev. 28)
Pac-Man (Coleco, rev. 29)
Pac-Man (JPM bootleg)
| Name | pacmanjpm |
| Mfr | bootleg (JPM) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 79 |
Pac-Man (Midway, harder)
| Name | pacmod |
| Mfr | Namco (Midway license) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 93 |
Pac-Man (Model Racing bootleg)
| Name | pacmanmr |
| Mfr | bootleg (Model Racing) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 120 |
Pac-Man (Video Dens, Spanish bootleg on Galaxian hardware, set 1)
| Name | pacmanblv |
| Mfr | bootleg (Video Dens) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 85 |
Pac-Man (Video Dens, Spanish bootleg on Galaxian hardware, set 2)
| Name | pacmanblva |
| Mfr | bootleg (Video Dens) |
| Year | 1981 |
| Genre | Maze |
| Players | 2 |
| Status | good |
| DLs | 81 |
