Players can come out of nowhere and burst onto the Premier League scene, wowing supporters and managers alike. Unfortunately, it is a lot easier to fall from the limelight and disappear into a being an unknown footballer that should and could have been brilliant. Whether it be an expensive signing after impressing abroad or making a name for themselves as a prolific youngster, it is unsurprising that so many footballers fall into an abyss of disappointing superstars.

It is a mystery at how much players are built up before they have even kicked a ball in the Premier League and here is a look at the top ten footballing mysteries that have occurred in the Premier League over the past 20 years.

Click on Mido to unveil the top 10 football mysteries