Male
FIDE ID:
Michael Mattsson
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| TCh-SWE Elitserien | 11/28/2025 | 2351 |  Sweden |
| TCh-SWE Elitserien | 10/04/2024 | 2347 | Sweden |
| 4 Springare Autumn IM | 10/19/2019 | 2268 | Sweden |
| 12th Paleochora Open 2019 | 07/13/2019 | 2249 |  Greece |
Most Played Openings as White
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 2 games |
| C60 | Ruy Lopez (Spanish opening) | 2 games |
| B06 | Robatsch (modern) defence | 2 games |
| C47 | Four knights, Scotch variation | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A88 | Dutch, Leningrad, main variation with c6 | 4 games |
| A85 | Dutch with c4 & Nc3 | 3 games |
| A04 | Reti opening | 2 games |
| C78 | Ruy Lopez, 5.O-O | 2 games |
