| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Ramon Menezes | Defender - Centre-Back | Brazil | Sport Club do Recife | 1995 | €0.6m |
| 2 |  Matan Baltaxa | Defender - Centre-Back | Israel Poland | Hapoel Beer Sheva | 1995 | €0.6m |
| 3 |  Donatien Gomis | Defender - Centre-Back | Senegal France | EA Guingamp | 1994 | €0.6m |
| 4 |  Inácio Miguel | Defender - Centre-Back | Angola Portugal | Kaizer Chiefs | 1995 | €0.6m |
| 5 |  David Castro | Defender - Centre-Back | Spain | NK Celje | 1995 | €0.5m |
| 6 |  Miguel Araujo | Defender - Centre-Back | Peru | Club Sporting Cristal | 1994 | €0.6m |
| 7 |  Philipp Wiesinger | Defender - Centre-Back | Austria | Austria Vienna | 1994 | €0.5m |
| 8 |  Ponck | Defender - Centre-Back | Cape Verde Portugal | Without Club | 1995 | €0.6m |
| 9 |  José León | Defender - Centre-Back | Spain | CD Tenerife | 1995 | €0.6m |
| 10 |  Maximilian Rohr | Defender - Centre-Back | Germany | SV 07 Elversberg | 1995 | €0.6m |
| 11 |  Kasim Adams | Defender - Centre-Back | Ghana | Without Club | 1995 | €0.5m |
| 12 |  Adam Dzwigala | Defender - Centre-Back | Poland | FC St. Pauli | 1995 | €0.6m |
| 13 |  Carl Johansson | Defender - Centre-Back | Sweden | Holstein Kiel | 1994 | €0.5m |
| 14 |  Renato Gojkovic | Defender - Centre-Back | Bosnia-Herzegovina | FK Sarajevo | 1995 | €0.6m |
| 15 |  Jordy de Wijs | Defender - Centre-Back | Netherlands | Fortuna Düsseldorf | 1995 | €0.6m |
| 16 |  Florian Le Joncour | Defender - Centre-Back | France | SV 07 Elversberg | 1995 | €0.6m |
| 17 |  Oleg Kozhemyakin | Defender - Centre-Back | Russia | Torpedo Moscow | 1995 | €0.5m |
| 18 |  David Kinsombi | Defender - Centre-Back | Germany DR Congo | SC Paderborn 07 | 1995 | €0.5m |
| 19 |  Robin Bormuth | Defender - Centre-Back | Germany | 1.FC Saarbrücken | 1995 | €0.6m |
| 20 |  Ondrej Karafiat | Defender - Centre-Back | Czech Republic | 1.FC Nuremberg | 1994 | €0.6m |
| 21 |  Praxitelis Vouros | Defender - Centre-Back | Greece | Apollon Limassol | 1995 | €0.5m |
| 22 |  Gustave Akueson | Defender - Centre-Back | Togo France | SC Bastia | 1995 | €0.6m |
| 23 |  Iván Márquez | Defender - Centre-Back | Spain | Fortuna Sittard | 1994 | €0.6m |
| 24 |  Tobias Müller | Defender - Centre-Back | Germany | 1.FC Magdeburg | 1994 | €0.6m |
| 25 |  Terence Kongolo | Defender - Centre-Back | Netherlands DR Congo | NAC Breda | 1994 | €0.5m |
| 26 |  Nikki Havenaar | Defender - Centre-Back | Japan | SV Ried | 1995 | €0.5m |
| 27 |  Rubén Alves | Defender - Centre-Back | Spain Brazil | Córdoba CF | 1994 | €0.6m |
| 28 |  Dario Van den Buijs | Defender - Centre-Back | Belgium | Roda JC Kerkrade | 1995 | €0.5m |
| 29 |  Eoghan O'Connell | Defender - Centre-Back | Ireland | Without Club | 1995 | €0.5m |
| 30 |  Gilles Ruyssen | Defender - Centre-Back | Belgium | KV Kortrijk | 1994 | €0.6m |