| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 3 | Salzburg | 07-03-2019 | Round of 16 | Match details |
| 3 | FC Zurich | 14-02-2019 | Round of 32 | Match details |
| 2 | Arsenal | 18-04-2019 | Quarter-finals | Match details |
| 1 | Arsenal | 11-04-2019 | Quarter-finals | Match details |
| 1 | Salzburg | 14-03-2019 | Round of 16 | Match details |
| 1 | FC Zurich | 21-02-2019 | Round of 32 | Match details |
