| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Mango | Aaron A. Reed, Alexei Othenin-Girard, Duncan Bowsman | 2010 | English | Solution, Map |
| Mansion | Derek Barley | 2010 | English | Solution |
| Mariel | Michael Baltes | 2010 | German | |
| Martha's Big Date | Mary Potts | 2010 | English | |
| Merlin -La Aventura- | SPECTRAVENTURA | 2010 | Spanish | |
| Mid the Sagebrush and the Cactus | Victor Gijsbers | 2010 | English | |
| Midair Madness | Paul J. Furio | 2010 | English | Solution, Map |
| Mite | Sara Dee | 2010 | English | Solution |
| Modus Vivendi | Sebastian Armas |
2010 | Spanish | |
| Mondbasis Palindrom II | Christian Blümke | 2010 | German | |
| Morsa y la bellota, La | Josep Maria Ripoll | 2010 | Spanish |