| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Mateo Mendoza | Defender - Centre-Back | Argentina | CD Godoy Cruz Antonio Tomba | 2004 | €2.5m |
| 2 |  Henrik Falchener | Defender - Centre-Back | Norway | Viking FK | 2003 | €2.5m |
| 3 |  Juanma Herzog | Defender - Centre-Back | Spain Germany | UD Las Palmas | 2004 | €2.5m |
| 4 |  Jonathan Jesus | Defender - Centre-Back | Brazil | Cruzeiro Esporte Clube | 2004 | €2.5m |
| 5 |  Villads Nielsen | Defender - Centre-Back | Denmark | FK Bodø/Glimt | 2005 | €2.7m |
| 6 |  Nicolás Romero | Defender - Centre-Back | Argentina | Minnesota United FC | 2003 | €2.8m |
| 7 |  Hendry Blank | Defender - Centre-Back | Germany Ghana | Hannover 96 | 2004 | €3.0m |
| 8 |  Check Keita | Defender - Centre-Back | Mali France | Royal Charleroi SC | 2003 | €2.0m |
| 9 |  Alessandro Dellavalle | Defender - Centre-Back | Italy | Modena FC | 2004 | €3.0m |
| 10 |  Thijmen Blokzijl | Defender - Centre-Back | Netherlands | FC Groningen | 2005 | €2.0m |
| 11 |  Facundo González | Defender - Centre-Back | Uruguay Italy | Racing Santander | 2003 | €3.0m |
| 12 |  Anrie Chase | Defender - Centre-Back | Japan United States | Red Bull Salzburg | 2004 | €3.0m |
| 13 |  Abdoulaye Faye | Defender - Centre-Back | Senegal | FC Lorient | 2004 | €2.0m |
| 14 |  Douglas Mendes | Defender - Centre-Back | Brazil | FC Liefering | 2004 | €2.0m |
| 15 |  Jorne Spileers | Defender - Centre-Back | Belgium | Club Brugge KV | 2005 | €2.0m |
| 16 |  Tyler Fredricson | Defender - Centre-Back | England | Manchester United | 2005 | €3.0m |
| 17 |  Fedde Leysen | Defender - Centre-Back | Belgium | Union Saint-Gilloise | 2003 | €3.0m |
| 18 |  Jenson Seelt | Defender - Centre-Back | Netherlands Indonesia | VfL Wolfsburg | 2003 | €2.0m |
| 19 |  Ravil Tagir | Defender - Centre-Back | Türkiye United Arab Emirates | Al-Jazira Club | 2003 | €2.0m |
| 20 |  Adam Sevinsky | Defender - Centre-Back | Czech Republic | AC Sparta Prague | 2004 | €2.0m |
| 21 |  Leandro Morgalla | Defender - Centre-Back | Germany | VfL Bochum | 2004 | €2.0m |
| 22 |  Kevin Jappert | Defender - Centre-Back | Argentina Italy | CA Barracas Central | 2004 | €2.0m |
| 23 |  Chico Lamba | Defender - Centre-Back | Portugal Guinea-Bissau | AS Saint-Étienne | 2003 | €3.0m |
| 24 |  Sebastian Otoa | Defender - Centre-Back | Denmark | Genoa CFC | 2004 | €2.0m |
| 25 |  Dominik Prpić | Defender - Centre-Back | Croatia | FC Porto | 2004 | €3.0m |
| 26 |  Viktor Melekhin | Defender - Centre-Back | Russia | FC Rostov | 2003 | €3.0m |
| 27 |  Brahim Traoré | Defender - Centre-Back | France Burkina Faso | Cracovia | 2004 | €2.0m |
| 28 |  Joshua Quarshie | Defender - Centre-Back | Germany Ghana | Southampton FC | 2004 | €3.0m |
| 29 |  Tanguy Zoukrou | Defender - Centre-Back | France | BSC Young Boys | 2003 | €1.8m |
| 30 |  Milan Majstorovic | Defender - Centre-Back | Serbia | Dynamo Moscow | 2005 | €1.8m |