
Eight levels are defined and are played initially under the watch of a giant caged duck.
| Edition | Platform | Release Date | Region |
|---|---|---|---|
| Standard Edition | Acorn Electron | Dec 31, 1983 | Worldwide |
| Standard Edition | DOS | Dec 31, 1983 | Worldwide |
| Standard Edition | Tatung Einstein | Dec 31, 1983 | Worldwide |
| Standard Edition | Amiga | Dec 31, 1983 | Worldwide |
| Standard Edition | MSX | Dec 31, 1983 | Worldwide |
| Standard Edition | Uzebox | Dec 28, 2010 | Worldwide |

Eight levels are defined and are played initially under the watch of a giant caged duck.
| Edition | Platform | Release Date | Region |
|---|---|---|---|
| Standard Edition | Acorn Electron | Dec 31, 1983 | Worldwide |
| Standard Edition | DOS | Dec 31, 1983 | Worldwide |
| Standard Edition | Tatung Einstein | Dec 31, 1983 | Worldwide |
| Standard Edition | Amiga | Dec 31, 1983 | Worldwide |
| Standard Edition | MSX | Dec 31, 1983 | Worldwide |
| Standard Edition | Uzebox | Dec 28, 2010 | Worldwide |