None of the Premier League's current top seven are one-man teams. They all have a fine selection of players, as well as their own weak links.
However, every team has one player, without whom they would struggle. This might not necessarily be their best player or their most talented player, their leader or their hardest worker.
If he was removed from the side, which players would be most difficult to replace? Perhaps a striker who scores most of their goals or a defender who organises the backline or a midfielder through which all their play is directed.
Who is the heartbeat of each of the Premier League's top seven.
Bleacher Report picks the key men from the best teams in the land.