Marlon Pack and Joe Morrell were both sent off twice in the campaign, while Joe Pigott was also given his marching orders.
With the trio contributing to the Blues five red cards across the term, John Mousinho’s men picked up a total of 75 yellow cards in the league.
But are any of Pompey’s squad some of the dirtiest in the division?
Using data provided by WhoScored.com, we’ve worked out the 20 bad boys across League One.
Here’s what we found.
9. Jonson Clarke-Harris - Peterborough
Fouls-per-game: 1.6; Yellow cards: 2; Red cards: 0. Photo: David Rogers
10. Liam Shaw - Morecambe
Fouls-per-game: 1.6; Yellow cards: 6; Red cards: 0. Photo: Pete Norton
11. Ellis Harrison - Port Vale
Fouls-per-game: 1.6; Yellow cards: 7; Red cards: 0. Photo: Morgan Harlow
12. George Dobson - Charlton
Fouls-per-game: 1.6; Yellow cards: 14; Red cards: 0. Photo: Jacques Feeney
3 / 6