Xavier Mastalerz
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 39th Cappelle Open 2023 | 02/18/2023 | 2321 | France |
| TCh-BEL 2021-22 | 10/24/2021 | 2262 | Belgium |
| TCh-BEL 2019-20 | 09/29/2019 | 2317 | Belgium |
| 35th ECC Open 2019 | 11/10/2019 | 2356 | Montenegro |
Most Played Openings as White
| ECO | Opening | Games |
| D02 | Queen's pawn game | 3 games |
| A04 | Reti opening | 3 games |
| A29 | English, four knights, kingside fianchetto | 2 games |
| A21 | English opening | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C11 | French defence | 5 games |
| C01 | French, exchange variation | 4 games |
| C00 | French defence | 3 games |
| E17 | Queen's Indian, 5.Bg2 Be7 | 3 games |
Belgium
Male
FIDE ID:

France
Montenegro