Ask anyone what is wrong with modern day football and the most common answer will be money. Not only the huge wages that players receive but also the phenomenal transfer fees that some players move for.
With the summer transfer window rapidly approaching, it is widely expected that there will be a number of new additions onto this list of the most expensive transfers ever.
Many player's transfer fees can sometimes be higher depending on certain novelties. For example, within England, young players with huge potential are rare enough to attract significant fees that far outweigh the player's true value.
So with that in mind, here's a look at the success (and failures) of the 15 most expensive transfers in football history.