DC: Mats Hummels
One of the best defenders in the world, Mats Hummels is a favoured signing for United after his excellent form for Borussia Dortmund and Germany over the years.
DC: Raphael Varane
A top young player struggling for regular playing time at Real Madrid, United fans would poach Raphael Varane to add to their defence. A little harsh on Marcos Rojo perhaps?