The UEFA Champions League is an annual club football competition organised by UEFA since 1955 for the most successful European football clubs. It is one of the most prestigious tournaments in the world and the most prestigious club competition in European football, with the winners of the competition as European club champions. On 21 April 1955, the Champions League was founded as the European Champion Clubs' Cup, or simply European Cup, and the tournament changes its name to the Champions League in 1992.The competition runs from September to May, with clubs playing each other in a two-legged knockout system. From the qualifying rounds to the play-off round, teams compete to reach the group stages, comprising 32 teams, in which threy face each other over six matchdays. The group winners and runners up proceed to the knockout stages, starting with the round of 16. This is followed by the quarter-finals, semi-finals, and the final and the winner of the tournament declared the "UEFA Champions League winner".Strong European teams like Manchester United, Juventus, Chelsea, Barcelona, Real Madrid, and Bayern Munich have been amongst the most successful in the Champions League, amassing 21, 10, 6, 5, 4, and 4 titles respectively, during the most recent editions. Current popular players like Messi, Ronaldo, Hazard, Neymar, Lewandowski, and Modric featured in this tournament in various seasons, providing entertainment to millions of football fans worldwide.The tournament also hosts a series of individual awards, for instance, the UEFA Club Footballer of the Year, UEFA Club Football Goalkeeper of the Year Award, and the European Golden Shoe, setting it apart from the other leagues in terms of individual achievement and overall quality of the competition. The Championship is considered the best club level football in the world and the current season (2020-21) promises to be a spectacular showdown amongst Europe's finest.