| Promotion League | Matches | W | D | L |  |
 |
 |
| home | 1 | - | - | 1 | - | - | - |
| away | 1 | - | 1 | - | 1 | - | - |
| overall | 2 | - | 1 | 1 | 1 | - | - |
| Promotion League | Home | - | Guest | |
|
|
Results |
| 28/10/17 | SC Brühl | - | BSC Old Boys | 1 | - | - | 2:2 |
| 28/03/18 | BSC Old Boys | - | FC United Zürich | - | - | - | 0:1 |
Bulgaria