| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 4 | AEK Athens | 23-11-2017 | Group Stage | Match details |
| 3 | FK Austria Wien | 19-10-2017 | Group Stage | Match details |
| 2 | FK Austria Wien | 02-11-2017 | Group Stage | Match details |
| 2 | AC Milan | 28-09-2017 | Group Stage | Match details |
| 2 | AEK Athens | 14-09-2017 | Group Stage | Match details |
| 1 | AC Milan | 07-12-2017 | Group Stage | Match details |
