Kammala jumla mai zuwa: Mazzilli na cikin tawagar Argentina da ta lashe lambar zinare a gasar Olympics ta 2016. A wasannin Olympics na lokacin bazara na 2012, ya yi gasa ga tawagar kasa a gasar maza. Ya lashe lambar tagulla a gasar
Gasar Kofin Duniya ta Hockey ta maza 2014. A watan Yulin 2019, an zaɓe shi a cikin tawagar Argentina don Wasannin Pan American na 2019. Sun lashe lambar zinare ta hanyar doke Kanada 5-2 a wasan karshe.