| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 4 | FC Zurich | 04-10-2018 | Group Stage | Match details |
| 3 | AEK Larnaca | 08-11-2018 | Group Stage | Match details |
| 3 | AEK Larnaca | 25-10-2018 | Group Stage | Match details |
| 3 | Bayer Leverkusen | 20-09-2018 | Group Stage | Match details |
| 2 | FC Zurich | 13-12-2018 | Group Stage | Match details |
