What separates the best players and teams from the rest? in European leagues. 

European Leagues is a sports organization within association football created for growth of professional football in Europe. 

Association football, more commonly known as simply football or soccer, is a team sport played between two teams of 11 players with the use of a spherical ball. An estimated 250 million players active in over 200 countries and dependencies makes it the world's most popular sport to date.

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