| Short name | Description | Year | Manufacturer | Runnable | Parent |
|---|---|---|---|---|---|
| redclash | Red Clash | 1981 | Kaneko | Yes | |
| redclashs | Red Clash (Suntronics) | 1982 | Kaneko (Suntronics license) | Yes | redclash |
| redclasht | Red Clash (Tehkan, set 1) | 1981 | Kaneko (Tehkan license) | Yes | redclash |
| redclashta | Red Clash (Tehkan, set 2) | 1981 | Kaneko (Tehkan license) | Yes | redclash |
| zerohour | Zero Hour (set 1) | 1980 | Universal | Yes | |
| zerohoura | Zero Hour (set 2) | 1980 | Universal | Yes | zerohour |
| zerohouri | Zero Hour (bootleg) | 1980 | bootleg (Inder SA) | Yes | zerohour |