| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Merlin's Quest | Paul Allen Panks |
2002 | English | Solution |
| Mark of the Vampire | Paul Allen Panks |
2003 | English | |
| Melarkian, The | Paul Allen Panks |
2004 | English | Fixed game |
| Mystic Castle | Paul Allen Panks |
2004 | English | Map |
| Maze of the Minotaur | David B. Taylor |
2013 | English | |
| Mary Celeste, The | David B. Taylor |
2015 | English | |
| Maze of Madness | Ant, Lurkio |
2018 | English | Solution, Hints |
| Masques du Carnaval, Les | Stéphane F |
2019 | French | Solution |
| MoonBase Escape | Andy Oldham | 2020 | English | Solution, Map |
| Mystery House | ? | 2022 | English | |
| Mystery House II | ? | 2022 | English |