In the year 2012/2013. 2013,2014. Manchester united was the club that spent the most on players that turned out to be flops.
Manchester united in other words wasted a sum of 117.61 Million Pounds on these flops.
And the second club was Tottenham Hotspurs that spent a sum of 110.8 Million Pounds.
The costliest flop was the Argentinean winger Angel Di Maria who did cost Manchester United 59 Million Pounds.
The best buy was by arsenal for the chilean Alexis sanchez for 35 Million Pounds.