41 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Stupak, Kacper | Iljuczonek, Tymon | 1-0 | C03 | Blitz C10 | 2026-07-13 |
| Stupak, Kacper | Oszutowski, Antoni | 1/2-1/2 | B28 | Blitz C10 | 2026-07-13 |
| Stupak, Kacper | Sadkowski, Kuba | 1-0 | B32 | Blitz C10 | 2026-07-13 |
| Stupak, Kacper | Szumiec, Jan | 0-1 | B88 | Blitz C10 | 2026-07-13 |
| Stupak, Kacper | Stankowski, Wiktor | 0-1 | B87 | Rapid C10 | 2026-07-12 |
| Stupak, Kacper | Lewczuk, Jakub | 0-1 | B06 | Rapid C10 | 2026-07-12 |
| Stupak, Kacper | Czachurski, Ignacy | 1-0 | B43 | Rapid C10 | 2026-07-11 |
| Stupak, Kacper | Badescu, Matei-Andrei | 0-1 | B90 | Blitz Boys 10 | 2026-07-09 |
| Stupak, Kacper | Andralojc, Mieszko | 1-0 | B35 | mwj sypniewo c11 | 2026-06-07 |
| Stupak, Kacper | Kukla, Stanislaw | 1-0 | B15 | mwj sypniewo c11 | 2026-06-05 |
| Stupak, Kacper | Dopierala, Michal | 1-0 | B90 | mwj sypniewo c11 | 2026-06-03 |
| Stupak, Kacper | Cyboran, Antoni | 1-0 | B72 | C08 | |
| Stupak, Kacper | Mackowiak, Krystian | 0-1 | B01 | C08 | |
| Stupak, Kacper | Burkot, Tobiasz | 1-0 | C45 | C08b | |
| Stupak, Kacper | Lignar, Kacper | 0-1 | B70 | C08b | |
| Stupak, Kacper | Sopel, Jonatan Jan | 1-0 | B01 | C08b | |
| Stupak, Kacper | Mika, Wiktor | 1-0 | B89 | C08b | |
| Stupak, Kacper | Szymko, Lucas | 0-1 | B72 | C08b |