Mats Hummels (Borussia Dortmund)
Linked with: Manchester United (Manchester Evening News)
Along with Thiago Silva of Paris Saint-Germain, Mats Hummels is widely considered the best centre back in the world.
The Borussia Dortmund defender is reportedly high on new Man Utd boss Louis Van Gaal’s shortlist to replace the departing Nemanja Vidic and Rio Ferdinand, and there could be few better candidates.