Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 06/2020 |  | Kacper Duda | MF | |||
| 02/2020 |  | Alon Turgeman | FW |  | Austria Wien | Austria Wien |
| 01/2020 |  | Ľubomír Tupta | FW |  | Hellas Verona | Hellas Verona |
| 01/2020 |  | Nikola Kuveljić | MF |  | FK Javor | FK Javor |
| 01/2020 |  | Hebert | DF |  | JEF United Chiba | JEF United |
| 01/2020 | | Mateusz Hołownia | DF |  | Legia Warszawa | Legia |
| 01/2020 |  | Georgiy Zhukov | MF |  | FK Kairat | FK Kairat |
| 11/2019 | | Artur Skowronek | MA |  | FKS Stal Mielec | FKS Stal Mielec |
| 11/2019 | | Dawid Szulczek | MA | |||
| 09/2019 | | Kais Al-Ani | GK | |||
| 08/2019 | | Przemyslaw Zdybowicz | FW |  | GKS Bełchatów | GKS Bełchatów |
| 08/2019 | | Damian Pawłowski | MF |  | Pogoń Szczecin | Pogon Szczecin |
| 08/2019 | | Paweł Sikora | CH-AN | |||
| 08/2019 | | Serafin Szota | DF |  | Zagłębie Lubin | Zagłębie Lubin |
| 07/2019 |  | Chuca | MF |  | Villarreal CF B | Villarreal B |
| 07/2019 | | Jean Carlos | FW |  | Recreativo Granada | Recre Granada |
| 07/2019 | | Rafał Janicki | DF |  | Lechia Gdańsk | Lechia Gdańsk |
| 07/2019 | | Kacper Chorążka | GK |  | Hutnik Kraków | Hutnik Kraków |
| 07/2019 |  | David Niepsuj | DF | | Pogoń Szczecin | Pogon Szczecin |
| 07/2019 | | Piotr Świątko | DF | | Hutnik Kraków | Hutnik Kraków |
| 07/2019 |  | Denis Balanyuk | FW |  | Arsenal Kiev | Arsenal Kiev |
| 07/2019 | | Michał Mak | FW | | Lechia Gdańsk | Lechia Gdańsk |
