Alongside the Liga de Fútbol Americano Profesional (LFA), the FAM was the top level of professional American football in Mexico, as both leagues competed for television exposure, players, and coaches.

The league was founded by the same initial investors of the Liga de Fútbol Americano Profesional (LFA), which had been operating since 2016, with the intention of competing directly with them, offering a different business model.

[6] In July the Pioneros decided to withdraw from the league and joined the Liga de Fútbol Americano Profesional (LFA) for the 2020 season,[7] while the Titanes disbanded.

[10] In February it was announced that former NFL first round draft pick Trent Richardson signed with the Caudillos de Chihuahua.

[18] It also grew in popularity due the signing of a few high profile athletes, such as two ex starting NFL running backs in Trent Richardson and Antonio Andrews.

This also contributed to the high level of competition in the FAM compared to other international leagues (mostly in Europe), which usually allow only two to five roster spots for Americans.

Each tryout consisted of 30 to 70 athletes across a range of skill levels and experience, from recent high school standouts to former NFL players.

The league also had local regional tryouts in Mexico, mostly selecting players from ONEFA, the highest division of Mexican collegiate football.