| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 4 | FC Schalke 04 | 11-12-2013 | Group Stage | Match details |
| 3 | Steaua Bucharest | 06-11-2013 | Group Stage | Match details |
| 2 | Chelsea | 26-11-2013 | Group Stage | Match details |
| 2 | Steaua Bucharest | 22-10-2013 | Group Stage | Match details |
| 1 | FC Schalke 04 | 01-10-2013 | Group Stage | Match details |
