| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Red Moon | Level 9 Computing |
1985 | English | Solution, Map, Hints, Clue sheet |
| Retarded Creatures and Caverns | Zenobi Software |
1989 | English | Solution |
| Return to Eden | Level 9 Computing |
1984 | English | Solution, Map, Hints, Clue sheet |