Player Summary
K. Kostorz's club history lists 9 spells across 8 clubs.
Season goals3
Season assists2
Rating-
Transfer history
| Date | From | To | Terms |
|---|---|---|---|
| 2026-01-25 |  Pogon Szczecin |  Polonia Warszawa | Free agent |
| 2025-07-01 |  NAC Breda | Pogon Szczecin | Back from Loan |
| 2025-06-29 | NAC Breda | Pogon Szczecin | Return from loan |
| 2024-07-09 | Pogon Szczecin | NAC Breda | Loan |
| 2023-07-11 | Pogon Szczecin |  Den Bosch | Loan |
| 2023-07-01 |  Korona Kielce | Pogon Szczecin | N/A |
| 2023-02-16 | Pogon Szczecin | Korona Kielce | Loan |
| 2022-01-07 |  Legia Warszawa | Pogon Szczecin | N/A |
| 2020-08-01 |  Miedz Legnica | Legia Warszawa | N/A |
| 2020-02-24 | Legia Warszawa | Miedz Legnica | Loan |
Club history
| Period | Team | Competition | Country |
|---|---|---|---|
| 2025-2027 | Polonia WarszawaCurrent |  I Liga |  Poland |
| 2024-2027 | Pogon Szczecin |  Ekstraklasa | Poland |
| 2024-2025 | NAC Breda |  Eredivisie |  Netherlands |
| 2023-2025 | Den Bosch |  Eerste Divisie | Netherlands |
| 2022-2023 | Korona Kielce | Ekstraklasa | Poland |
| 2021-2023 | Pogon Szczecin | Ekstraklasa | Poland |
| 2019-2023 | Legia Warszawa | Ekstraklasa | Poland |
| 2019-2020 | Miedz Legnica | I Liga | Poland |
| 2016-2019 |  Podbeskidzie | I Liga | Poland |