Manchester United's capture of Bryan Mbeumo is a significant step, but Erik ten Hag still needs reinforcements. Experts suggest a raid on Aston Villa for Emiliano Martinez and Ollie Watkins to bolster the attack, alongside addressing a crucial midfield gap. Six key moves remain on United's transfer agenda, including strengthening defensive options and adding further creativity. Failure to act swiftly could leave new manager Ruben Amorim with a monumental rebuilding job ahead of the 2025-26 season, hindering their Premier League ambitions