| # | Player | Position | Citizenship | Club | Born | Value |
|---|---|---|---|---|---|---|
| 1 | Defender - Left-Back | Ecuador | RC Lens | 2002 | €3.5m | |
| 2 | Frans Krätzig | Defender - Left-Back | Germany | Red Bull Salzburg | 2003 | €3.5m |
| 3 | Omar Campos | Defender - Left-Back | Mexico | CD Cruz Azul | 2002 | €3.8m |
| 4 | Defender - Left-Back | Argentina | Club Athletico Paranaense | 2001 | €3.0m | |
| 5 | Jesús Vázquez | Defender - Left-Back | Spain | Valencia CF | 2003 | €3.0m |
| 6 | Moussa N'Diaye | Defender - Left-Back | Senegal | RSC Anderlecht | 2002 | €3.0m |
| 7 | Pedro Henrique | Defender - Left-Back | Brazil | Shakhtar Donetsk | 2002 | €4.0m |
| 8 | Bjorn Meijer | Defender - Left-Back | Netherlands | Club Brugge KV | 2003 | €4.0m |
| 9 | Tuur Rommens | Defender - Left-Back | Belgium | KVC Westerlo | 2003 | €4.0m |
| 10 | Josh Wilson-Esbrand | Defender - Left-Back | England Jamaica | Radomiak Radom | 2002 | €4.0m |
| 11 | Nazinho | Defender - Left-Back | Portugal Guinea-Bissau | Cercle Brugge | 2003 | €3.0m |
| 12 | Kristoffer Lund | Defender - Left-Back | United States Denmark | 1.FC Köln | 2002 | €2.7m |
| 13 | Jordan Bos | Defender - Left-Back | Australia Netherlands | Feyenoord Rotterdam | 2002 | €2.7m |
| 14 | Adama Boiro | Defender - Left-Back | Spain Senegal | Athletic Bilbao | 2002 | €2.5m |
| 15 | Julián Aude | Defender - Left-Back | Argentina Italy | Los Angeles Galaxy | 2003 | €2.5m |
| 16 | John Tolkin | Defender - Left-Back | United States | Holstein Kiel | 2002 | €2.5m |
| 17 | Ebenezer Annan | Defender - Left-Back | Ghana | AS Saint-Étienne | 2002 | €2.5m |
| 18 | Hugo | Defender - Left-Back | Brazil | Al-Wasl FC | 2001 | €2.5m |
| 19 | Edoardo Pieragnolo | Defender - Left-Back | Italy | US Sassuolo | 2003 | €2.4m |
| 20 | Daouda Guindo | Defender - Left-Back | Mali | Stade Brestois 29 | 2002 | €2.0m |
| 21 | Leonardo Buta | Defender - Left-Back | Portugal Angola | SD Eibar | 2002 | €2.0m |
| 22 | Oleksandr Martynyuk | Defender - Left-Back | Ukraine | Metalist 1925 Kharkiv | 2001 | €2.0m |
| 23 | George Bello | Defender - Left-Back | United States Nigeria | LASK | 2002 | €2.0m |
| 24 | Josh Doig | Defender - Left-Back | Scotland | US Sassuolo | 2002 | €5.0m |
| 25 | Carlos Romero | Defender - Left-Back | Spain | RCD Espanyol Barcelona | 2001 | €5.0m |
| 26 | Leo Hjelde | Defender - Left-Back | Norway England | Sunderland AFC | 2003 | €2.0m |
| 27 | Artem Smolyakov | Defender - Left-Back | Ukraine | Los Angeles FC | 2003 | €1.8m |
| 28 | Jimer Fory | Defender - Left-Back | Colombia | Portland Timbers | 2002 | €1.8m |
| 29 | Rikelme | Defender - Left-Back | Brazil | Shabab Al-Ahli Club | 2003 | €1.8m |
| 30 | Patryck | Defender - Left-Back | Brazil Italy | São Paulo Futebol Clube | 2003 | €1.5m |
Frans Krätzig
Omar Campos
Jesús Vázquez
Moussa N'Diaye
Pedro Henrique
Bjorn Meijer
Tuur Rommens
Josh Wilson-Esbrand
Nazinho
Kristoffer Lund
Jordan Bos
Adama Boiro
Julián Aude
John Tolkin
Ebenezer Annan
Hugo
Edoardo Pieragnolo
Daouda Guindo
Leonardo Buta
Oleksandr Martynyuk
George Bello
Josh Doig
Carlos Romero
Leo Hjelde
Artem Smolyakov
Jimer Fory
Rikelme
Patryck