The third round clash with the Gunners could hardly have arrived at a more challenging time for John Mousinho’s men, who are decimated by injury.
That provides a challenge for the Blues boss, as he looks to put out a competitive side with obvious Championship survival considerations, too.
Here’s how we think the Pompey boss will go, as he takes on the potential top-flight champion’s huge array of talent.

13. Sub 1 Josef Bursik
Will be ready to turn to from the bench if called upon. Photo: Graham Hunt

14. Sub 2 Jordan Williams
Not started the last four and will be likely used off the bench. Photo: Dan Istitene

15. Sub 3 Ibane Bowat
Struggled against Bristol City and the most likely to make way if it's a return to a back four. Photo: Graham Hunt

16. Sub 4 Jacob Farrell
Back on the bench now, but yet to see any minutes on the pitch. Photo: Simon Roe

