Female
FIDE ID:
Marsel Efroimski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 15th London Classic Open | 11/27/2025 | 2314 |  United Kingdom |
| FIDE Women's Grand Swiss | 09/04/2025 | 2390 |  Uzbekistan |
| FIDE Women's World Cup | 07/06/2025 | 2259 |  Georgia |
| TCh-ISR 2025 | 01/08/2025 | 2419 |  Israel |
Marsel Efroimski Opening Repertoire with White pieces
| ECO | Opening | Games |
| C48 | Four knights, Spanish variation | 16 games |
| B50 | Sicilian | 10 games |
| B12 | Caro-Kann defence | 10 games |
| B30 | Sicilian defence | 8 games |
Marsel Efroimski Opening Repertoire with Black pieces
| ECO | Opening | Games |
| A40 | Queen's pawn | 18 games |
| A07 | Reti, King's Indian attack (Barcza system) | 8 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 6 games |
| C02 | French, advance variation | 6 games |
