 After the first title, several other teams dominated the championship; nevertheless, Atlante remained as a powerful rival and still a popular team for the working classes, along with its runner-up, Mexican Cup and the Champion of Champions titles in the early 1950s.In 1966, General Jose Manuel Nuñez decided to sell the team to Fernando González, "Fernandón".Poor level and irregular campaigns proceeded the selling, which led Atlante to be relegated from the Primera División to Segunda División in 1976.