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Vélez Sarsfield, an Argentine sports club based in the city of Buenos Aires, holds the distinction of being the first professional club for Mauro Zárate. He began his professional football career with Vélez Sarsfield, playing for the club's first team from 2004 to 2008. During his time at Vélez Sarsfield, Zárate showcased his skills and talent, contributing to the club's success and gaining recognition as a promising young player.