| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Matia Barzic | Defender - Centre-Back | Croatia Spain | Cultural Leonesa | 2004 | €0.5m |
| 2 |  Maksim Paskotsi | Defender - Centre-Back | Estonia | KAA Gent | 2003 | €0.5m |
| 3 |  David López | Defender - Centre-Back | Spain | RCD Mallorca | 2003 | €0.5m |
| 4 |  Marvel | Defender - Centre-Back | Spain Nigeria | CD Leganés | 2003 | €0.5m |
| 5 |  Clinton Nsiala | Defender - Centre-Back | France DR Congo | Rangers FC | 2004 | €0.5m |
| 6 |  Fabian Wilfinger | Defender - Centre-Back | Austria | TSV Hartberg | 2003 | €0.5m |
| 7 |  Jesús Alcántar | Defender - Centre-Back | Mexico | Club Necaxa | 2003 | €0.5m |
| 8 |  Billy Koumetio | Defender - Centre-Back | France Cameroon | Dundee FC | 2002 | €0.5m |
| 9 |  Antonio Espigares | Defender - Centre-Back | Spain | Gil Vicente FC | 2004 | €0.5m |
| 10 |  Ilias Kostis | Defender - Centre-Back | Greece Cyprus | Atlético Madrileño | 2003 | €0.5m |
| 11 |  Mark Mampassi | Defender - Centre-Back | Russia Congo | Lokomotiv Moscow | 2003 | €0.5m |
| 12 |  Alessio Castellini | Defender - Centre-Back | Italy | Mantova 1911 | 2003 | €0.5m |
| 13 |  Roggerio Nyakossi | Defender - Centre-Back | Switzerland Togo | Oud-Heverlee Leuven | 2004 | €0.5m |
| 14 |  Ben Nelson | Defender - Centre-Back | England Scotland | Leicester City | 2004 | €0.5m |
| 15 |  Sebastian Kosa | Defender - Centre-Back | Slovakia | Real Zaragoza | 2003 | €0.5m |
| 16 |  Michael Forbes | Defender - Centre-Back | Northern Ireland | Northampton Town | 2004 | €0.5m |
| 17 |  Jesper Tolinsson | Defender - Centre-Back | Sweden | Lommel SK | 2003 | €0.5m |
| 18 |  Mehdi Boukamir | Defender - Centre-Back | Morocco Belgium | Royal Charleroi SC | 2004 | €0.5m |
| 19 |  Jamie Lawrence | Defender - Centre-Back | Germany Nigeria | WSG Tirol | 2002 | €0.5m |
| 20 |  Stan Henderikx | Defender - Centre-Back | Netherlands | Excelsior Rotterdam | 2003 | €0.5m |
| 21 |  Andrej Stojcevski | Defender - Centre-Back | North Macedonia | 1.FC Slovacko | 2003 | €0.5m |
| 22 |  Mauricio Willimann | Defender - Centre-Back | Mexico Switzerland | FC Luzern | 2003 | €0.5m |
| 23 |  Massamba Sow | Defender - Centre-Back | France Senegal | Royal Charleroi SC | 2004 | €0.5m |
| 24 |  Connor O'Riordan | Defender - Centre-Back | Ireland Scotland | Doncaster Rovers | 2003 | €0.5m |
| 25 |  Dominic Vincze | Defender - Centre-Back | Austria | TSV Hartberg | 2004 | €0.5m |
| 26 |  Bryan Okoh | Defender - Centre-Back | Switzerland United States | FC Lausanne-Sport | 2003 | €0.5m |
| 27 |  Maas Willemsen | Defender - Centre-Back | Netherlands | SC Heerenveen | 2003 | €0.5m |
| 28 |  Andreas Troelsen | Defender - Centre-Back | Denmark | Esbjerg fB | 2003 | €0.5m |
| 29 |  Brad Hills | Defender - Centre-Back | England | Stockport County | 2004 | €0.5m |
| 30 |  Pelayo Fernández | Defender - Centre-Back | Spain | Cádiz CF | 2003 | €0.5m |