Martínez akatamba neArgentina U21 squad pa2012 Pan American Junior Championship, 2013 Sultan of Johor Cup uye 2013 Junior World Cup asati aita kutanga kwake kwechikwata chikuru muna 2014 pa2014 South American Games. Akakunda menduru yegoridhe mumutambo iwoyo ndokuita zvibodzwa zvina. Akanga ariwo chikamu chechikwata cheArgentina chakakunda menduru yebronze pa2014 World Cup
, iyo yakanga iri Mukombe wake Wokutanga Wenyika. Muna 2018 akasarudzwa ku2018 World Cup, kwaakarova zvibodzwa zviviri mumitambo mina. Muna Chikunguru 2019, akasarudzwa muchikwata cheArgentina che2019 Pan American Games. Vakakunda menduru yegoridhe nokukunda Canada 5<unk>2 mumutambo wokupedzisira.