High Quality Content by WIKIPEDIA articles! The MLS Cup is the championship match of Major League Soccer, the highest tier of professional soccer in the United States and Canada. As the final match of the MLS Cup playoffs, the winner is crowned the season champion in the same manner as other North American sports leagues. The MLS Cup finalists are awarded CONCACAF Champions` League berths—the winner earning a spot in the group stage while the runner-up starts in the preliminary round.