Liverpool legend Graeme Souness has insisted that one Manchester United star has “everything” in his arsenal and is only “missing” one key feature from his playstyle. Manchester United’s up-and-down Premier League season under manager Erik ten Hag ended on Sunday after a 2-0 away win against Brighton. Erik ten Hag has now turned his attention to Saturday as United face Premier League champions Manchester City in the FA Cup final at Wembley. The under-fire United boss will be keen for the Red Devils to avenge their 2023 FA Cup final defeat to Manchester City and capture major silverware this se…