Arsenal could add £53m superstar to Mikel Arteta’s squad after major hintArsenal’s summer transfer activity intensifies with six signings already secured, including Gyokeres, Madueke, and Arrizabalaga. Linked with AC Milan’s Rafael Leao, valued at £53m, Arsenal face competition and a potentially higher fee. Leao captained Milan in a recent friendly against Arsenal, suggesting Milan’s desire to retain him.