7 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Stefaniec, Mateusz | Kurczyna, Konrad | 1-0 | B13 | MP Amatorów - U1300 | 2023-04-22 |
| Stefaniec, Mateusz | Koziel, Jacek | 1-0 | C42 | MP Amatorów - U1300 | 2023-04-20 |
| Stefaniec, Mateusz | Kalka, Damian | 1/2-1/2 | C02 | MP Amatorów - U1300 | 2023-04-18 |
| Stefaniec, Mateusz | Korda, Filip | 0-1 | B13 | MP Amatorów - U1300 | 2023-04-16 |