| Christopher Antwi-Adjei | |
| Mertcan Ayhan | |
| Janik Bachmann | |
| Timo Becker | |
| Vitalie Becker | |
| Taylan Bulut | |
| Anton Donkor | |
| Soufian El-Faouzi | |
| Adrian Gantenbein | |
| Max Grüger | |
| Ilyes Hamache | |
| Justin Heekeren | |
| Emil Højlund | |
| Kenan Karaman | |
| Loris Karius | |
| Nikola Katić | |
| Hasan Kuruçay | |
| Bryan Lasme | |
| Henning Matriciani | |
| Finn Porath | |
| Peter Remmert | |
| Felipe Sánchez | |
| Ron Schallenberg | |
| Moussa Sylla | |
| Mauro Zalazar | |