20 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Masternak, Aleksander | Wizner, Bartosz | 1-0 | A15 | Mokate | 2026-08-02 |
| Masternak, Aleksander | Fysz, Marcin | 1-0 | D13 | Mokate | 2026-08-02 |
| Masternak, Aleksander | Plachta, Milosz | 1-0 | A30 | Mokate | 2026-08-02 |
| Masternak, Aleksander | Czeremcha, Piotr | 1-0 | D37 | Mokate | 2026-08-02 |
| Masternak, Aleksander | Oborska, Magda | 1-0 | D55 | Open | 2025-05-31 |
| Masternak, Aleksander | Skiba, Krzysztof | 1/2-1/2 | D90 | Open | 2025-05-31 |
| Masternak, Aleksander | Duda, Aleksandra | 1-0 | A30 | Open | 2025-05-31 |
| Masternak, Aleksander | Gula, Grzegorz | 1-0 | D02 | Open | 2025-05-31 |
| Masternak, Aleksander | Hertlein, Irena | 1-0 | B01 | Open | 2025-05-31 |
| Masternak, Aleksander | Gretarsson, Helgi Ass | 0-1 | A04 | ebrcc2022 | 2022-12-16 |