Primera Nacional is the second tier of professional football in Argentina. It serves as a crucial step for clubs aiming to reach the top division, known as Primera División. The league features a mix of historic teams and emerging clubs, providing competitive matches throughout the season. The format of Primera Nacional typically includes two groups, with teams competing in a round-robin style. The top teams from each group have the opportunity to earn promotion to the Primera División, while others may face relegation to lower divisions. This structure keeps the competition intense and engaging for fans.