6. Robinho
The latest in a long line of talented attackers dubbed ‘the new Pele’ thanks to his time at Real Madrid. Manchester City took their chances, but after a bright start fans got to see the frustrating side of his character. After leaving he was never the same player and is now winding down his career in China.
5. Michu
Swansea paid just £2m to sign the Spanish forward in 2012, and repaid the Premier League newcomers with 18 goals. However, injuries have halted his progress and he hasn’t found the net in the top flight since September 2013 and is rumoured to be considering a move to the Spanish third division.