But how does John Mousinho approach the game, as he goes in search of a massive three points in the bid to stay in the second tier?
Mousinho has indicated there will be changes for the meeting with John Eustace’s side - and this is how Pompey writer Jordan Cross thinks he will go.
14. Sub 2 Ryley Towler
Was 21st man at Coventry but the bench could do with a defensive body ideally. | Getty Images
15. Sub 3 Marlon Pack
Could well start if the call is to move Cohen Bramall to left-back. If not the skipper has a role to play, especially is there's a lead to protect and ball to keep hold of. Photo: Jason Brown
16. Sub 4 Isaac Hayden
Seems Hayden is behind Dozzell and Potts in the midfield pecking order and that's fair on performances - but the more stoic qualities of the Newcastle man will be needed still. Photo: Adam Fradgley