Arsenal have to act imminently to sign a highly-rated defender before his price tag skyrockets at Euro 2024. Mikel Arteta will be desperate to go one better next term and finally lift the Premier League title after missing out narrowly in the previous two campaigns. So, the former Manchester City assistant and sporting director Edu will be keeping close tabs on a number of players this summer as they look to assemble a title-winning squad. With that said, the club must move quickly to sign a Euro 2024 star before rival suitors see how good he actually is. READ MORE: Arsenal hierarchy really li…