We've perused the game tape and squad lists to bring you five prime examples of players who are enjoying a much-improved 2013-14 season.
To qualify, the player must have had a poor or underwhelming previous campaign. Bolts from the blue (such as Andros Townsend and Ravel Morrison) were not considered, while players such as Aaron Ramsey and Fabian Delph improved at the tail end of last season—not this season.
Have we missed one? Share your views below.