City have dropped just two points in 14 matches this season, and have developed a recent habit of grinding out late wins.
The Englishman has only played 47 minutes under Mourinho this season and appears to be unhappy by the lack of game time he is being offered.
When asked who would be on set-piece duties against Arsenal, Pogba replied: "The one who is feeling it the most".More news: Gators make splash hire with Dan Mullen
There is sport at all hours this weekend as England sides compete on the big stage in Australia while, closer to home, football fans can tune into a full complement of Premier League fixtures - headlined by Arsenal v Manchester United.
"I don't know if he can play", Mourinho said on Friday.
Young will be looking to go forward at every opportunity and will come up against one of the league's fastest defenders in the form of Hector Bellerin on Arsenal's right flank.
"I hope for us that he doesn't play because that will help us". It is just the game, it is Arsenal. We don't think how many points we are in front of them, how many points we are behind the leader. "I say it's hard enough for you to be not focused and thinking about other things".More news: Ivanka to lead American team for business summit in India
'It was physical and technical so I always loved it. "I don't play tennis".
Man United is now in the 2nd position in the Premier League with 32 points, four more than the Gunners, but eight fewer than the city rivals Man City, and a potential defeat here would likely see the Citizens going 11 points clear of the Red Devils.
"I think Arsenal have a great chance of beating them if they turn up and that's the question. Zlatan Ibrahimovic and Paul Pogba might be the strongest in terms of their obvious size and physicality, but Luke rates much higher in terms of overall fitness".
Matic was substituted after 55 minutes of Tuesday's 4-2 win at Watford and Mourinho revealed after the game that the Serbian had a muscular problem. Mourinho will be without the midfielder Michael Carrick who is out with a calf injury and will not feature on Saturday, while the centre-back Eric Bailly is still struggling with a knock and will probably be unavailable for this tilt.More news: HTC U11 starts getting Oreo update in the US