Dusan Vlahovic and Victor Osimhen face uncertain futures at Juventus and Napoli amid fluctuating fortunes over the past couple of years.
Fiorentina have snapped up 39-year-old Edin Dzeko, and his signing represents the best and worst of Italian thinking.
Napoli have signed Kevin De Bruyne, and the 33-year-old is not the first superstar veteran to be snapped up by an Italian club taking a punt.
Max Allegri has returned to take over at Milan, but if the club's history has taught us anything, is that managerial sequels rarely work.