18 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Blaszczyk, Sebastian | Ugorek, Kacper | 1-0 | B90 | Open | 2025-06-02 |
| Blaszczyk, Sebastian | Klekowski, Maciej | 0-1 | B20 | Open-1 | 2025-05-31 |
| Blaszczyk, Sebastian | Witczak, Borys | 1-0 | B50 | Open | 2025-05-31 |
| Blaszczyk, Sebastian | Rajbharath, Harjith | 1/2-1/2 | C11 | Open | 2025-05-31 |
| Blaszczyk, Sebastian | Pakleza, Zbigniew | 0-1 | A41 | anderssen2025 | |
| Blaszczyk, Sebastian | Koliczko, Oskar | 1-0 | C77 | Memorial Adolfa Anderssena 2025 | |
| Blaszczyk, Sebastian | Piatak, Adam | 1-0 | B15 | Memorial Adolfa Anderssena 2025 | |
| Blaszczyk, Sebastian | Jarczewski, Krzysztof | 1/2-1/2 | B27 | Memorial Adolfa Anderssena 2025 |