| Yellow | VS Club | Date | |
|---|---|---|---|
| 8 | Nottingham Forest | 15-04-2022 | Match details |
| 6 | Fulham | 02-05-2022 | Match details |
| 6 | Stoke City | 23-02-2022 | Match details |
| 5 | Coventry City | 08-03-2022 | Match details |
| 5 | Blackburn Rovers | 11-09-2021 | Match details |
Luton Town
| Yellow | VS Club | Date | |
|---|---|---|---|
| 8 | Nottingham Forest | 15-04-2022 | Match details |
| 6 | Fulham | 02-05-2022 | Match details |
| 6 | Stoke City | 23-02-2022 | Match details |
| 5 | Coventry City | 08-03-2022 | Match details |
| 5 | Blackburn Rovers | 11-09-2021 | Match details |