5) Kieran Tierney – Arsenal – £110K A Week
The Scotland international’s abilities have been widely heralded by pundits over the years, but his fitness problems have meant that he has never managed to reach his full potential.
At 25 years of age, Tierney still has time on his side but, after the Gunners signed Oleksandr Zinchenko in the summer, he now faces a battle to keep his place in the first team.