5) James Rodriguez (Real Madrid)
A player who has already commanded a fee in the region of £60m, it’s easy to imagine James Rodriguez could leave Real Madrid in the future for huge money, as the likes of Mesut Ozil and Angel Di Maria have.
6) Sergio Aguero (Manchester City)
A player Manchester City will surely not be under huge pressure to sell, it could be that Sergio Aguero would command a world-record fee if he ever moves to long-time admirers Real Madrid.