Casemiro shocked the football world by leaving Real Madrid in

the summer to join Manchester United in a deal for up

to £70 million with add-ons. On paper, it made little sense for the Brazilian

He left the European champions for a team

that isn't even competing this year. But, rumours spread that Casemiro's pay

will almost quadruple with his departure from Real Madrid

. Los Blancos, in contrast hand, may have thought it was too good 

an offer to resist down, particularly the Brazilian's age of 30