28 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Steiner, Matias | Duong, Michelle | 1-0 | C40 | Round 2: Steiner, Matias - Duong, Michelle | 2025-11-23 |
| Steiner, Matias | Hoesel, Lucas | 1-0 | B12 | Round 4: Steiner, Matias - Hoesel, Lucas | 2025-11-23 |
| Steiner, Matias | Trosin, Moritz | 1-0 | B12 | Round 6: Steiner, Matias - Trosin, Moritz | 2025-11-23 |
| Steiner, Matias | Kurley, Roman | 1-0 | B12 | Round 8: Steiner, Matias - Kurley, Roman | 2025-11-23 |
| Steiner, Matias | Broghammer, Luca Francesco | 0-1 | B31 | Round 2: Steiner, Matias - Broghammer, Luca Francesco | 2025-11-22 |
| Steiner, Matias | Becker, Justus | 1-0 | B12 | Round 4: Steiner, Matias - Becker, Justus | 2025-11-22 |
| Steiner, Matias | Bashirov, Mahammad | 1-0 | B31 | Round 6: Steiner, Matias - Bashirov, Mahammad | 2025-11-22 |
| Steiner, Matias | Berghold, Lotta | 1-0 | B12 | Round 9: Steiner, Matias - Berghold, Lotta | 2025-11-22 |
| Steiner, Matias | Kulik, Nicolas | 0-1 | B31 | Round 3: Steiner, Matias - Kulik, Nicolas | 2024-05-18 |
| Matias Steiner | Diego Carbone | 0-1 | B22 | Uruguay Chess Championship - Semifinal 2024 | 2024-02-12 |
| Matias Steiner | Andres Santiago Garzon Camelo | 0-1 | B22 | Round 4: Matias Steiner - Andres Santiago Garzon Camelo | 2023-07-12 |
| Steiner, Matias | Izquierdo, Sebastian | 0-1 | B12 | VI Abierto de Montevideo | 2023-02-09 |
| Steiner, Matias | Mafra, Kaiser Luiz | 0-1 | B12 | VI Abierto de Montevideo | 2023-02-07 |
| Steiner, Matias | Lopez Azambuja, Nicolas | 0-1 | C54 | VI Abierto de Montevideo | 2023-02-03 |