Arsenal manager Mikel Arteta during the pre-season friendly vs Girona (Photo by Alex Caparros/Getty Images)Crystal Palace youngster Mylo Bernard will join Arsenal this summer. Bernard is currently a free agent with his contract at Crystal Palace now up. He could develop into a quality player for Arsenal with the right guidance. He will join up with the youth team at Arsenal now. Meanwhile, Arsenal need to add more quality and depth to the first team as well.