| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Mayberry Mansion | Squid Productions | 1998 | English | |
| Me marcho pa' Francia 98 | Papada Soft | 1998 | Spanish | |
| Mina, A | ? | 1998 | Portuguese | Map |
| Minnesota Smith's Aztec Adventure | Chris Spicer | 1998 | English | |
| Mirror | Artwork | 1998 | Russian | |
| Mother Loose | Irene Callaci | 1998 | English | Solution |
| Muse: An Autumn Romance | Christopher Huang | 1998 | English | Solution |