donated in 1932. Following a six-year hiatus, the cup was contested again during the 1932–33 season. This time, the competition also received official support of President Lázaro Cárdenas. The first Copa México was won by Necaxa in a tournament of historical importance due to the adoption of new rules. This marked the beginning of an 11-year period that is referred to in retrospect as the Amateur Period. Once again, Asturias F.C. dominated the championship, winning it a record 5 times during this period. Professional Period (1943–1997) In 1943 the Professional Period of the Copa México began, a period that would last until the competition's termination in 1997. At first, it was played among teams from the then-Liga Mayor, the present-day Primera Division de Mexico. Beginning in 1950 the teams of the Segunda División de México were also included into the competition with the exception of the 1956–57, 1963–64, 1994–95 and 1995–96 seasons. Copa MX (2012–2021) Semi-annual format (2012–2016) Upon its return in 2012, the newly rebranded Copa MX was played twice a year, concurrent with the two league tournaments. In the Fall tournament, 14 of the Liga MX teams not involved in the CONCACAF Champions League, play alongside 14 of the Ascenso MX teams. The 14 Ascenso MX teams were the 13 top point-earners from the season prior, plus the newly relegated team. The teams were placed into 7 groups of 4. The 7 group winners, plus the group runner-up with the highest point total, moved on to the quarterfinals. Teams played 6 games in the group stage. Groups and home field advantage were determined by a blind draw. For the group draw, 1st division teams were placed in Pot A, while 2nd division teams were placed in Pot B. In the home field advantage draw, no team can have more than 2 home games in the group stage. A blind draw determined home field advantage in the knockout rounds. In the Spring tournament, the 11 Liga MX teams not involved in international tournaments, played alongside the 13 Ascenso MX teams with the highest point total from the previous short tournament. Both tournaments will have the same draw format and number of group games. KO rounds for both tournaments will be single-elimination. Revised semi-annual format (2016–2019) The new format was played twice a year, concurrent with the two league tournaments. In the Fall tournament, all Liga MX clubs will play