Releases
| Name | Publisher | Year | Type | Availability |
|---|---|---|---|---|
| Alien Syndrome | ACE Software [1] | 1988 | Original release (O) | Available |
| Alien Syndrome | ACE Software [1] | 1988 | Available | |
| Alien Syndrome | Dro Soft | 1988 | Re-release (R) | Available |
| Alien Syndrome | RAD | 1988 | Re-release (R) | Available |