Núñez began playing in the Rosario Central touth development system , he progressed to make his first team debut on 9 March 2007 in a 2 - 0 away defeat to Independiente .
Núñez began playing in the Rosario Central touth development system . 
 He progressed to make his first team debut on 9 March 2007 in a 2 - 0 away defeat to Independiente .