| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 3 | Benfica | 05-12-2017 | Group Stage | Match details |
| 3 | Benfica | 27-09-2017 | Group Stage | Match details |
| 3 | Manchester United | 12-09-2017 | Group Stage | Match details |
| 2 | Manchester City | 13-02-2018 | Round of 16 | Match details |
| 2 | CSKA Moscow | 31-10-2017 | Group Stage | Match details |
| 1 | Manchester City | 07-03-2018 | Round of 16 | Match details |
