The 21-year-old, who scored seven goals for the Polish outfit last season, had been available on a free transfer after leaving Warsaw last month.
The midfielder confirmed his arrival on Facebook by holding a sign which read 'Benvenuto Sampdoria' – Welcome to Sampdoria.
A host of European clubs were also believed to be monitoring developments.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | SassuoloSassuolo | 17 | 12 | 4 | 1 | 38 | 14 | 24 | 40 |
| 2 | Pisa | 17 | 11 | 4 | 2 | 32 | 16 | 16 | 37 |
| 3 | SpeziaSpezia | 17 | 9 | 7 | 1 | 27 | 10 | 17 | 34 |
| 4 | Cremonese | 17 | 7 | 4 | 6 | 23 | 19 | 4 | 25 |
| 5 | Cesena | 17 | 7 | 4 | 6 | 27 | 24 | 3 | 25 |
| 6 | Juve StabiaJuve Stabia | 17 | 6 | 7 | 4 | 19 | 20 | -1 | 25 |
| 7 | BariBari | 17 | 5 | 9 | 3 | 20 | 16 | 4 | 24 |
| 8 | CatanzaroCatanzaro | 17 | 4 | 11 | 2 | 22 | 18 | 4 | 23 |
| 9 | Palermo | 17 | 5 | 6 | 6 | 17 | 15 | 2 | 21 |
| 10 | Modena | 17 | 4 | 8 | 5 | 21 | 21 | 0 | 20 |
| 11 | Brescia | 17 | 5 | 5 | 7 | 20 | 23 | -3 | 20 |
| 12 | Carrarese | 17 | 5 | 5 | 7 | 14 | 19 | -5 | 20 |
| 13 | Mantova | 17 | 4 | 7 | 6 | 18 | 22 | -4 | 19 |
| 14 | Reggiana | 17 | 4 | 6 | 7 | 16 | 19 | -3 | 18 |
| 15 | Sampdoria | 17 | 4 | 6 | 7 | 21 | 27 | -6 | 18 |
| 16 | Salernitana | 17 | 4 | 5 | 8 | 19 | 26 | -7 | 17 |
| 17 | Cosenza CalcioCosenza | 17 | 4 | 8 | 5 | 17 | 19 | -2 | 16 |
| 18 | FrosinoneFrosinone | 17 | 3 | 7 | 7 | 13 | 23 | -10 | 16 |
| 19 | SudtirolSudtirol | 17 | 4 | 2 | 11 | 17 | 31 | -14 | 14 |
| 20 | Cittadella | 17 | 3 | 5 | 9 | 10 | 29 | -19 | 14 |
| > Serie B Full Table | |||||||||
