| Name | Age | Position | Nationality |
|---|---|---|---|
| Nikola Vasilj | 29 | Goalkeeper | Bosnia-Herzegovina |
| Ben Alexander Voll | 24 | Goalkeeper | Germany |
| Simon Spari | 23 | Goalkeeper | Austria |
| Fin Stevens | 22 | Defence | Wales |
| Louis Oppie | 23 | Defence | Germany |
| Jannik Robatsch | 20 | Defence | Austria |
| Ricky Jade-Jones | 24 | Midfield | England |
| Joel Fujita | 23 | Midfield | Japan |
| Arkadiusz Pyrka | 23 | Midfield | Poland |
| Nick Schmidt | 18 | Midfield | Japan |
| Abdoulie Ceesay | 21 | Centre-Forward | Gambia |
| Marwin Schmitz | 18 | Defensive Midfield | Germany |
| Romeo Aigbekaen | 21 | Left Winger | Germany |
| Andreas Hountondji | 23 | Centre-Forward | France |
| Erik Ahlstrand | 24 | Central Midfield | Sweden |
| Manolis Saliakas | 29 | Right-Back | Greece |
| David Nemeth | 24 | Centre-Back | Austria |
| James Sands | 25 | Defensive Midfield | USA |
| Martijn Kaars | 26 | Centre-Forward | Netherlands |
| Adam Dźwigała | 30 | Centre-Back | Poland |
| Eric Smith | 28 | Centre-Back | Sweden |
| Danel Sinani | 28 | Right Winger | Luxembourg |
| Oladapo Afolayan | 27 | Right Winger | England |
| Karol Mets | 32 | Centre-Back | Estonia |
| Hauke Finn Wahl | 31 | Centre-Back | Germany |
| Connor Metcalfe | 25 | Central Midfield | Australia |
| Jackson Irvine | 32 | Central Midfield | Australia |
| Mathias Pereira Lage | 28 | Left Winger | Portugal |
| Lars Ritzka | 27 | Left-Back | Germany |