Male
FIDE ID:
Matthias Mattenberger
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| TCh-SUI 2026 | 03/15/2026 | 2327 |  Switzerland |
| Mitropa Cup 2026 | 05/02/2026 | 2409 |  Austria |
| Swiss Young Masters 2026 | 03/31/2026 | 2336 | Switzerland |
| 2nd Bundesliga Sud 25-26 | 09/27/2025 | 2358 |  Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E46 | Nimzo-Indian, 4.e3 O-O | 14 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 10 games |
| E60 | King's Indian defence | 4 games |
| E26 | Nimzo-Indian, Saemisch variation | 4 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | 12 games |
| B90 | Sicilian, Najdorf | 4 games |
| B50 | Sicilian | 4 games |
| A05 | Reti opening | 4 games |
