| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 |  Jesús Vázquez | Defender - Left-Back | Spain | Valencia CF | 2003 | €3.0m |
| 2 |  Mateo Chávez | Defender - Left-Back | Mexico | AZ Alkmaar | 2004 | €3.0m |
| 3 |  Jordan Bos | Defender - Left-Back | Australia Netherlands | Feyenoord Rotterdam | 2002 | €2.7m |
| 4 |  John Tolkin | Defender - Left-Back | United States | Holstein Kiel | 2002 | €2.5m |
| 5 |  Ebenezer Annan | Defender - Left-Back | Ghana | AS Saint-Étienne | 2002 | €2.5m |
| 6 |  Juan Larios | Defender - Left-Back | Spain | Cultural Leonesa | 2004 | €3.5m |
| 7 |  Julián Aude | Defender - Left-Back | Argentina Italy | Los Angeles Galaxy | 2003 | €2.5m |
| 8 |  Frans Krätzig | Defender - Left-Back | Germany | Red Bull Salzburg | 2003 | €3.5m |
| 9 |  Vanderlan | Defender - Left-Back | Brazil | Red Bull Bragantino | 2002 | €3.5m |
| 10 |  Edoardo Pieragnolo | Defender - Left-Back | Italy | US Sassuolo | 2003 | €2.4m |
| 11 |  Jefté | Defender - Left-Back | Brazil | Sociedade Esportiva Palmeiras | 2003 | €4.0m |
| 12 |  Daouda Guindo | Defender - Left-Back | Mali | Stade Brestois 29 | 2002 | €2.0m |
| 13 |  Josh Wilson-Esbrand | Defender - Left-Back | England Jamaica | Radomiak Radom | 2002 | €4.0m |
| 14 |  Bjorn Meijer | Defender - Left-Back | Netherlands | Club Brugge KV | 2003 | €4.0m |
| 15 |  Zakaria Ariss | Defender - Left-Back | Morocco France | SC Bastia | 2004 | €2.0m |
| 16 |  Tuur Rommens | Defender - Left-Back | Belgium | KVC Westerlo | 2003 | €4.0m |
| 17 |  Jonas Rouhi | Defender - Left-Back | Sweden Morocco | Juventus FC | 2004 | €2.0m |
| 18 |  Leo Hjelde | Defender - Left-Back | Norway England | Sunderland AFC | 2003 | €2.0m |
| 19 |  Artem Smolyakov | Defender - Left-Back | Ukraine | Los Angeles FC | 2003 | €1.8m |
| 20 |  Simun Hrgovic | Defender - Left-Back | Croatia | HNK Hajduk Split | 2004 | €1.8m |
| 21 |  Rikelme | Defender - Left-Back | Brazil | Shabab Al-Ahli Club | 2003 | €1.8m |
| 22 |  Matteo Dams | Defender - Left-Back | Belgium | Al-Ahli SFC | 2004 | €4.5m |
| 23 |  Noah Persson | Defender - Left-Back | Sweden | Hammarby IF | 2003 | €1.5m |
| 24 |  Viktor Radojević | Defender - Left-Back | Serbia | Chicago Fire FC | 2004 | €1.5m |
| 25 |  Ben Chrisene | Defender - Left-Back | England | Norwich City | 2004 | €1.5m |
| 26 |  Victor Bak | Defender - Left-Back | Denmark | FC Midtjylland | 2003 | €1.5m |
| 27 |  Tommaso Corazza | Defender - Left-Back | Italy | Delfino Pescara 1936 | 2004 | €1.5m |
| 28 |  David Herold | Defender - Left-Back | Germany | Karlsruher SC | 2003 | €1.5m |
| 29 |  Patryck | Defender - Left-Back | Brazil Italy | São Paulo Futebol Clube | 2003 | €1.5m |
| 30 |  Noah Allen | Defender - Left-Back | Greece United States | Inter Miami CF | 2004 | €1.5m |