Mark Ostruzlik
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| SVK-ch U16 | 02/24/2002 | 202 | Slovakia |
Most Played Openings as White
| ECO | Opening | Games |
| D02 | Queen's pawn game | 2 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C10 | French, Paulsen variation | 1 games |
| E76 | King's Indian, Four pawns attack | 1 games |


Slovakia