Premier League club has their most important player; more often than not the resident maverick capable of a show-stopping performance, or the 20-goal-a-season star striker who pops up at the back post in the final minute.
Then there are the unsung heroes, tying everything together, tidying up, to give the more creative players a license to roam.With most teams facing nine crucial, historic final games in the 2019/20 season run-in, fans will be relying on some to help carry them over the line.
Fitness levels have been a major concern following the three-month break due to the coronavirus crisis and the lack of competitive football during that period.