| Yellow | Clubs | VS Club | Date | Sections | |
|---|---|---|---|---|---|
| 8 | RC Lens | PSV Eindhoven | 08-11-2023 | Group Section | Match details |
| 7 | SS Lazio | Feyenoord | 25-10-2023 | Group Section | Match details |
| 7 | Barcelona | FC Porto | 04-10-2023 | Group Section | Match details |
| 6 | Paris Saint-Germain | Newcastle United | 28-11-2023 | Group Section | Match details |
| 6 | Red Star Belgrade | BSC Young Boys | 04-10-2023 | Group Section | Match details |
| 6 | Napoli | Sporting Braga | 20-09-2023 | Group Section | Match details |
| 5 | Barcelona | Paris Saint-Germain | 16-04-2024 | Quarter-finals | Match details |
| 5 | AC Milan | Newcastle United | 13-12-2023 | Group Section | Match details |
| 5 | Paris Saint-Germain | AC Milan | 07-11-2023 | Group Section | Match details |
| 5 | Red Star Belgrade | RB Leipzig | 07-11-2023 | Group Section | Match details |
