Sport in Mexico lower division. Each team must earn their promotions. Since 1943, Mexico's five most successful clubs in Mexican football league system matches have been América, Chivas (12 championships), Toluca (10), Cruz Azul (8) and Pumas (7). Chivas are renowned for using only Mexican players in their squad. Consequently, they have long fed players to the Mexico national football team. Antonio Carbajal was the first player to appear in five World Cups, and Hugo Sánchez was named best CONCACAF player of the 20th century by IFFHS. Cuauhtémoc Blanco is the only Mexican football player to be presented with an award (Silver Ball
Tigres UANL Premier competed in the same division. However, Mexican rules forbade two teams to have the same name, so they were renamed as simply U de NL (in reference to the UANL which they represent, despite having just been privatized). They maintained the colors, but were moved to Saltillo. During these two seasons the two only brotherly clásicos, a derby played between the two Tigres teams, were played. After Tigres UANL were promoted again to First Division, U de NL changed its name again to Tigrillos. In 1998, they won the Primera División A Verano 1998, however they were not promoted to