| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 3 | Athletic Bilbao | 05-04-2012 | Quarter-finals | Match details |
| 3 | Athletic Bilbao | 29-03-2012 | Quarter-finals | Match details |
| 3 | FC Twente | 15-03-2012 | Round of 16 | Match details |
| 3 | Viktoria Plzen | 23-02-2012 | Round of 32 | Match details |
| 2 | FC Twente | 08-03-2012 | Round of 16 | Match details |
