Olli Mustonen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Helsinki op7 | ??/??/1999 | 212 | Finland |
| Gausdal op U18 | ??/??/1998 | 278 | Norway |
| FIN-ch U12 | ??/??/1996 | 0 | Finland |
Most Played Openings as White
| ECO | Opening | Games |
| D02 | Queen's pawn game | 5 games |
| C46 | Three knights game | 1 games |
| B71 | Sicilian, dragon, Levenfish variation | 1 games |
| D10 | Queen's Gambit Declined Slav defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A34 | English, symmetrical variation | 1 games |
| E12 | Queen's Indian defence | 1 games |
| E21 | Nimzo-Indian, three knights variation | 1 games |
| A17 | English opening | 1 games |


Finland
Norway