| Year: |
1991 |
| Genre: |
Puzzle |
| Number of players: |
1P |
| Langage: |
English |
| Developer: |
David Palmer and Chris Allison |
| Publisher: |
Chris Allison |
| License: |
Freeware |
| Minimum version: |
Windows 3.0 (v1.0) Windows 3.1 (v2.0) |
| Minimum CPU: |
8088/8086 (v1.0) 80386 - Enhanced Mode (v2.0) |
| Minimum RAM: |
1MB (v1.0) 2MB (v2.0) |
| Video modes: |
CGA (v2.0) Hercules (v2.0) VGA Monochrome (v2.0) EGA VGA |
| Sound: |
No sound |
| Additional runtimes: |
No |
| Other notes: |
While this can technically be split into two entries as v2.0 was a complete rewrite from Chris Allison without any input from David Palmer, David did mention in v1.0 that Chris was responsible for the game design. |
![]() v1.0 EGA |
![]() v1.0 VGA |
![]() v2.0 CGA |
![]() v2.0 Hercules |
![]() v2.0 VGA Monochrome |
![]() v2.0 EGA |
![]() v2.0 VGA |

