Mason Mount has sent a clear-cut message about the “most important thing” for the Manchester United players in the locker room under manager Erik ten Hag. Manchester United snapped up Mason Mount from Premier League rivals Chelsea last summer in an initial deal worth £55m, with a further £5m in add-ons. Mount was handed the legendary United No 7 shirt in his debut season at Old Trafford, but the former Chelsea star struggled in his first season at the club. The 25-year-old United player’s 2023-24 season was disrupted due to injury, with Mount managing only five starts in 14 Premier League appe…