| 1 |  Mamady Diambou | Midfield - Defensive Midfield | Mali | Red Bull Salzburg | 2002 | €3.0m |
| 2 |  Dirk Proper | Midfield - Defensive Midfield | Netherlands | NEC Nijmegen | 2002 | €3.0m |
| 3 |  Iker Muñoz | Midfield - Defensive Midfield | Spain | CA Osasuna | 2002 | €3.0m |
| 4 |  Jon Gorrotxategi | Midfield - Defensive Midfield | Spain | Real Sociedad | 2002 | €3.0m |
| 5 |  Damián Rodríguez | Midfield - Defensive Midfield | Spain | Celta de Vigo | 2003 | €3.0m |
| 6 |  Marco Angulo | Midfield - Defensive Midfield | Ecuador | --- | 2002 | €2.8m |
| 7 |  Ronald | Midfield - Defensive Midfield | Brazil Poland | Atlético Clube Goianiense | 2003 | €2.5m |
| 8 |  Maestro | Midfield - Defensive Midfield | Angola | Alanyaspor | 2003 | €2.5m |
| 9 |  Tim Breithaupt | Midfield - Defensive Midfield | Germany | Fortuna Düsseldorf | 2002 | €2.5m |
| 10 |  Josh Atencio | Midfield - Defensive Midfield | United States Mexico | Colorado Rapids | 2002 | €2.5m |
| 11 |  Igor Jesus | Midfield - Defensive Midfield | Brazil | Los Angeles FC | 2003 | €3.5m |
| 12 |  Mateusz Legowski | Midfield - Defensive Midfield | Poland | Eyüpspor | 2003 | €2.5m |
| 13 |  Dje Davilla | Midfield - Defensive Midfield | Cote d'Ivoire | Chicago Fire FC | 2003 | €2.5m |
| 14 |  Skelly Alvero | Midfield - Defensive Midfield | France Angola | SV Werder Bremen | 2002 | €2.5m |
| 15 |  Jakub Kaluzinski | Midfield - Defensive Midfield | Poland | Antalyaspor | 2002 | €3.5m |
| 16 |  Connor Barron | Midfield - Defensive Midfield | Scotland | Rangers FC | 2002 | €2.5m |
| 17 |  Alonzo Engwanda | Midfield - Defensive Midfield | Belgium DR Congo | FC Utrecht | 2003 | €2.5m |
| 18 |  Stije Resink | Midfield - Defensive Midfield | Netherlands | FC Groningen | 2003 | €4.0m |
| 19 |  Oussama Targhalline | Midfield - Defensive Midfield | Morocco | Feyenoord Rotterdam | 2002 | €4.0m |
| 20 |  Juan Sforza | Midfield - Defensive Midfield | Argentina Italy | Esporte Clube Juventude | 2002 | €2.0m |
| 21 |  Rassoul Ndiaye | Midfield - Defensive Midfield | Senegal France | Le Havre AC | 2001 | €2.0m |
| 22 |  Sivert Mannsverk | Midfield - Defensive Midfield | Norway | AC Sparta Prague | 2002 | €4.0m |
| 23 |  Vicente Poggi | Midfield - Defensive Midfield | Uruguay Italy | CD Godoy Cruz Antonio Tomba | 2002 | €2.0m |
| 24 |  David Ayala | Midfield - Defensive Midfield | Argentina | Portland Timbers | 2002 | €4.0m |
| 25 |  Ryan | Midfield - Defensive Midfield | Brazil | Sport Club Corinthians Paulista | 2003 | €2.0m |
| 26 |  Ugo Raghouber | Midfield - Defensive Midfield | France | LOSC Lille | 2003 | €4.0m |
| 27 |  Niko Sigur | Midfield - Defensive Midfield | Canada Croatia | HNK Hajduk Split | 2003 | €4.0m |
| 28 |  Daniel Edelman | Midfield - Defensive Midfield | United States | New York Red Bulls | 2003 | €2.0m |
| 29 |  Aleksandr Kutitskiy | Midfield - Defensive Midfield | Russia | Dynamo Moscow | 2002 | €1.8m |
| 30 |  Étienne Camara | Midfield - Defensive Midfield | France Guinea | Royal Charleroi SC | 2003 | €1.8m |