Top ten most valuable young players in Europe including Man United pair & £50m Liverpool star Liverpool FC Manchester United FC Posted by Mr Comfort July 7th 2015, 6:12 7. Mateo Kovacic (Inter Milan) £18.5mLiverpool have reportedly failed with a number of bids for the young Croatian. Next PagePage 4 of 10Prev Page More Stories Aymeric Laporte Domenico Berardi Hakan Calhanoglu Jose Gaya Jose Gimenez Luke Shaw Marquinhos Mateo Kovacic Memphis Depay Raheem Sterling