Arsenal are set for a summer filled with potential exits as Mikel Arteta looks to continue transforming his squad. The Gunners board and recruitment team have worked hard in recent years to bolster the quality available to the manager, creating momentum to push for the Premier League title. While the Emirates Stadium outfit have narrowly missed out on lifting the trophy twice, they seem to be getting closer. It means this summer is just as important in building the squad again, with Arsenal already adding Riccardo Calafiori to the team. However, those changes to Arteta’s options don’t just hin…