| | 10-Yard Fight (Japan) (clone of: 10yard) | 1983 | Irem | 10yardj | | 0.00 |
| | 10-Yard Fight (World, set 1) | 1983 | Irem | 10yard | | 1.67 |
| | 4nin-uchi Mahjong Jantotsu | 1983 | Sanritsu | jantotsu | | 0.00 |
| | A. D. 2083 | 1983 | Midcoin | ad2083 | | 0.00 |
 | Agent X (prototype, rev 1) (clone of: cloak) | 1983 | Atari | agentx1 | | 0.00 |
| Agent X (prototype, rev 2) (clone of: cloak) | 1983 | Atari | agentx2 | | 0.00 |
| Agent X (prototype, rev 3) (clone of: cloak) | 1983 | Atari | agentx3 | | 0.00 |
| Agent X (prototype, rev 4) (clone of: cloak) | 1983 | Atari | agentx4 | | 0.00 |
 | Alpha One (prototype, 3 lives) (clone of: mhavoc) | 1983 | Atari | alphaone | Shooter / Misc. | 0.00 |
| Alpha One (prototype, 5 lives) (clone of: mhavoc) | 1983 | Atari | alphaonea | | 0.00 |
 | Ambush | 1983 | Tecfri | ambush | Shooter / Flying (chase view) | 8.00 |
| Ambush (Japan) (clone of: ambush) | 1983 | Tecfri (Nippon Amuse license) | ambushj | | 0.00 |
| Ambush (Volt Electronics) (clone of: ambush) | 1983 | Tecfri (Volt Electronics license) | ambushv | | 0.00 |
 | Ameisenbaer (German) (clone of: anteater) | 1983 | Stern Electronics (TV-Tuning license from Free Enterprise Games) | anteatg | Maze | 0.00 |
 | Arabian | 1983 | Sun Electronics | arabian | Platform / Run Jump | 7.71 |
| Arabian (Atari) (clone of: arabian) | 1983 | Sun Electronics (Atari license) | arabiana | Platform / Run Jump | 0.00 |
| | Astron Belt | 1983 | Sega | astron | | 0.00 |
| | Astron Belt (Pioneer LDV1000) (clone of: astron) | 1983 | Sega | astronp | | 0.00 |
 | Atlantic City Action (clone of: bwcasino) | 1983 | Epos Corporation | acitya | Casino | 0.00 |
 | Aztarac | 1983 | Centuri | aztarac | Shooter / Field | 0.00 |
