The 19 - year - old midfielder is a highly regarded prospect after a superb first season in Serie A,
during which he made 18
appearances in all competitions and picked up a winners» medal for the club's success in the Italian top
flight.
Rat was a player of some repute having won honours galore
during a decade - long stint at Shakhtar Donetsk, however, he made just 15 top -
flight appearances before his contract was mutually terminated after six months.