| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 4 | FC Schalke 04 | 20-02-2019 | Round of 16 | Match details |
| 4 | TSG 1899 Hoffenheim | 02-10-2018 | Group Stage | Match details |
| 2 | Tottenham Hotspur | 09-04-2019 | Quarter-finals | Match details |
| 2 | FC Schalke 04 | 12-03-2019 | Round of 16 | Match details |
| 2 | Olympique Lyonnais | 27-11-2018 | Group Stage | Match details |
