| Title | Company | Year | Language | Documents |
|---|---|---|---|---|
| Chrobak Truhlik | Ultrasoft | 1991 | Slovak | |
| Dokonala Vrazda | Ultrasoft | 1987 | Slovak | |
| Dokonala Vrazda II: Bukapao | Ultrasoft | 1991 | Slovak | |
| Mask of the Sun, The | Ultrasoft, Brøderbund | 1982 | English | Solution, Hints |
| Mask of the Sun, The - Das Geheimnis der Aztekenmaske | Ultrasoft, Ariolasoft, Brøderbund | 1982 | German | |
| Proteus | Ultrasoft | 1984 | German | |
| Serpent's Star, The | Ultrasoft, Brøderbund | 1983 | English | Solution |