29 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Slezinski, Nikodem | Owad, Jakub | 0-1 | C24 | DMP I Liga | 2026-09-12 |
| Slezinski, Nikodem | Lokaj, Bartlomiej | 0-1 | B10 | 1 liga B | 2026-09-07 |
| Slezinski, Nikodem | Lonski, Aleksander | 1-0 | B30 | I Liga 6-10 | 2025-09-12 |
| Slezinski, Nikodem | Sendera, Jaroslaw | 1-0 | B23 | I Liga 6-10 | 2025-09-11 |
| Slezinski, Nikodem | Skrzypczak, Jan | 1/2-1/2 | B28 | I Liga 6-10 | 2025-09-08 |
| Slezinski, Nikodem | Bernat, Marcin | 1/2-1/2 | A13 | 1liga2 | 2024-09-22 |
| Slezinski, Nikodem | Mazalon, Mariusz | 1-0 | B23 | 1liga2 | 2024-09-19 |
| Slezinski, Nikodem | Litner, Igor | 1-0 | B12 | 1liga2 | 2024-09-17 |
| Slezinski, Nikodem | Wiecek, Pawel | 1-0 | A48 | III Letni Puchar Malopolski - Tauron 2022 | 2022-08-09 |
| Slezinski, Nikodem | Raba, Bartosz | 1-0 | D04 | III Letni Puchar Malopolski - Tauron 2022 | 2022-08-07 |
| Slezinski, Nikodem | Bratajit, Mukherjee | 1-0 | A80 | III Letni Puchar Malopolski - Tauron 2022 | 2022-08-06 |
| Slezinski, Nikodem | Kusiak, Mateusz | 1-0 | B23 | III Letni Puchar Malopolski - Tauron 2022 | 2022-08-04 |
| Slezinski, Nikodem | Kyc, Jerzy | 1/2-1/2 | A48 | III Letni Puchar Malopolski - Tauron 2022 | 2022-08-04 |
| Slezinski, Nikodem | Hiren, K G | 0-1 | A43 | Cracovia 2021 B | 2022-01-04 |
| Slezinski, Nikodem | Mierins, Emils Janis | 0-1 | A43 | Cracovia 2021 B | 2022-01-02 |
| Slezinski, Nikodem | Gugan, G | 1-0 | A46 | Cracovia 2021 B | 2021-12-31 |
| Slezinski, Nikodem | Krawczyk, Wojciech | 0-1 | A46 | Cracovia 2021 B | 2021-12-29 |
| Slezinski, Nikodem | Golenia, Wojciech | 0-1 | A45 | Cracovia 2020 Open B | 2020-12-31 |