| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 5 | Lokomotiv Moscow | 07-12-2017 | Group Stage | Match details |
| 3 | FC Copenhagen | 19-10-2017 | Group Stage | Match details |
| 2 | Lokomotiv Moscow | 28-09-2017 | Group Stage | Match details |
| 1 | FC Sheriff Tiraspol | 23-11-2017 | Group Stage | Match details |
| 1 | FC Sheriff Tiraspol | 14-09-2017 | Group Stage | Match details |
