[4] This caught the attention of a boss at work who subsequently took him to Buenos Aires for a trial at Vélez Sarsfield.

Despite conceding eight goals, Victorio Spinetto accepted him into the institution and was enrolled into the club's youth team at 14.

Marín played for Cruz Azul until he retired in 1980, appearing in 309 Mexican Primera División matches.

Marín was selected in the Argentina national football team for the 1964 Summer Olympics in Tokyo, but did not appear in any matches.

However, due to his spectacular saves, the label of "El Superman" was applied by the famed commentator and broadcaster Rugama Angel Fernandez.

Marin became a legend who has endured over time, and is a giant in the history of Cruz Azul and Mexican football.