| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Jorne Spileers | Defender - Centre-Back | Belgium | Club Brugge KV | 2005 | €2.0m |
| 2 |  Kevin Jappert | Defender - Centre-Back | Argentina Italy | CA Barracas Central | 2004 | €2.0m |
| 3 |  Jenson Seelt | Defender - Centre-Back | Netherlands Indonesia | VfL Wolfsburg | 2003 | €2.0m |
| 4 |  Abdoulaye Faye | Defender - Centre-Back | Senegal | FC Lorient | 2004 | €2.0m |
| 5 |  Leandro Morgalla | Defender - Centre-Back | Germany | VfL Bochum | 2004 | €2.0m |
| 6 |  Adam Sevinsky | Defender - Centre-Back | Czech Republic | AC Sparta Prague | 2004 | €2.0m |
| 7 |  Check Keita | Defender - Centre-Back | Mali France | Royal Charleroi SC | 2003 | €2.0m |
| 8 |  Ravil Tagir | Defender - Centre-Back | Türkiye United Arab Emirates | Al-Jazira Club | 2003 | €2.0m |
| 9 |  Sebastian Otoa | Defender - Centre-Back | Denmark | Genoa CFC | 2004 | €2.0m |
| 10 |  Douglas Mendes | Defender - Centre-Back | Brazil | FC Liefering | 2004 | €2.0m |
| 11 |  Tanguy Zoukrou | Defender - Centre-Back | France | BSC Young Boys | 2003 | €1.8m |
| 12 |  Stefan Leković | Defender - Centre-Back | Serbia | Red Star Belgrade | 2004 | €1.7m |
| 13 |  Alexios Kalogeropoulos | Defender - Centre-Back | Greece | Olympiacos Piraeus | 2004 | €1.5m |
| 14 |  Juanma Herzog | Defender - Centre-Back | Spain Germany | UD Las Palmas | 2004 | €2.5m |
| 15 |  Linus Gechter | Defender - Centre-Back | Germany | Hertha BSC | 2004 | €2.5m |
| 16 |  Serdar Saatçı | Defender - Centre-Back | Türkiye | Trabzonspor | 2003 | €2.5m |
| 17 |  Henrik Falchener | Defender - Centre-Back | Norway | Viking FK | 2003 | €2.5m |
| 18 |  Bosun Lawal | Defender - Centre-Back | Ireland Nigeria | Stoke City | 2003 | €1.5m |
| 19 |  Anselmo García MacNulty | Defender - Centre-Back | Ireland Spain | PEC Zwolle | 2003 | €1.5m |
| 20 |  David Torres | Defender - Centre-Back | Spain | Real Valladolid CF | 2003 | €1.5m |
| 21 |  Gabriele Guarino | Defender - Centre-Back | Italy | FC Empoli | 2004 | €1.5m |
| 22 |  Luke Chambers | Defender - Centre-Back | England | Liverpool FC U21 | 2004 | €1.5m |
| 23 |  Ariel Mosor | Defender - Centre-Back | Poland | Raków Częstochowa | 2003 | €1.5m |
| 24 |  Ange Ahoussou | Defender - Centre-Back | Cote d'Ivoire | Rapid Vienna | 2003 | €1.5m |
| 25 |  Jonathan Jesus | Defender - Centre-Back | Brazil | Cruzeiro Esporte Clube | 2004 | €2.5m |
| 26 |  Mateo Mendoza | Defender - Centre-Back | Argentina | CD Godoy Cruz Antonio Tomba | 2004 | €2.5m |
| 27 |  Lorenzo Lucchesi | Defender - Centre-Back | Italy | AC Monza | 2003 | €1.4m |
| 28 |  Kevin Mantilla | Defender - Centre-Back | Colombia | Independiente Medellín | 2003 | €1.4m |
| 29 |  Hayden Matthews | Defender - Centre-Back | Australia | Portsmouth FC | 2004 | €1.3m |
| 30 |  Gilberto Flores | Defender - Centre-Back | Paraguay | FC Cincinnati | 2003 | €1.3m |