In sport , a championship is a competition to determine which individual or team is the champion . Different forms of competition can be called a championship. It is usually the final competition in a tournament (a series of competitions). For example, the FIFA World Cup is a tournament held every four years. The winner of the final competition of each tournament becomes that tournament's champion. In a league system , the championship is the final competition of a regular season . In some league systems, a series of playoffs is used to determine the champion of a season. There is one champion for each season. In combat sports , such as wrestling and boxing , a competitor must challenge the current champion to win the championship.

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