As one of the most competitive footballing divisions in the world, the Sky Bet Championship can get rather physical with plenty of passion shown during matches.
During one set of fixtures you will see play-off chasers beating teams threatened by relegation and the next you will witness an absolute thrashing with similar oppositions.
The sheer unpredictability of the league makes it very exciting for supporters - especially neutrals - and it can often mean disciplinary actions tot up.
Match officials in the English second tier are all too familiar with coming face-to-face with reckless challenges and bad tempers on the field, meaning yellow and red cards are often dished out.
But which teams get in the referee’s book the most? Ranked by the most ‘points’ collected - one for a yellow, three for a red via a second yellow, and five for a straight red - here are the dirtiest teams in the Championship this campaign, sourcing data from Transfermarkt.
1. Championship ‘dirtiest’ teams table
Here’s how all 24 clubs rank by cards received. | Getty Images
2. Swansea City
104 yellows, 1 second yellow, 2 straight reds (117 points) | Getty Images
3. Preston North End
95 yellows, 2 second yellows, 2 straight reds (111 points) | Getty Images
4. Blackpool
73 yellows, 4 second yellows, 5 straight reds (110 points) | Getty Images