15 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Jaskiewicz, Kacper | Stypka, Sebastian | 1/2-1/2 | C43 | DMPJ - I Liga 2023 | 2023-06-18 |
| Jaskiewicz, Kacper | Gradalski, Olaf | * | C54 | DMPJ - I Liga 2023 | 2023-06-14 |
| Jaskiewicz, Kacper | Gradalski, Olaf | 1-0 | B10 | DMPJ - I Liga 2023 | 2023-06-14 |
| Jaskiewicz, Kacper | Pisarek, Jan | 1/2-1/2 | B40 | DMPJ - I Liga 2023 | 2023-06-13 |
| Jaskiewicz, Kacper | Jurkiewicz, Krzysztof | 0-1 | B75 | open b | 2022-08-10 |
| Jaskiewicz, Kacper | Kaminski, Maciej | 1/2-1/2 | C19 | open b | 2022-08-08 |
| Jaskiewicz, Kacper | Mirski, Michal | 1-0 | B28 | open b | 2022-08-07 |
| Jaskiewicz, Kacper | Grzadka, Artur | 1-0 | C16 | open b | 2022-08-05 |
| Jaskiewicz, Kacper | Golis, Wiktor | 1/2-1/2 | E10 | open b | 2022-08-04 |