| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Ganz normaler Schultag, Eins | Hannes Schüller | 1999 | German | |
| Generic New York Apartment Building | NewKid | 1999 | English | |
| Genio, El | Jarel |
1999 | Spanish | |
| Grave Robber | Andy McDermott |
1999 | English | Solution |
| Great Ritual, The | Gunther Schmidl | 1999 | English | Solution, Map |
| Guard Duty | Jason F. Finx | 1999 | English |