I te tau 1934, ko Guarisi, hei tama a te whaea Itari, he tika mo te taangata Itari, ka tohua mo te 1934 World Cup
Ko ia te kaitākaro tuatahi i whānau mai i Brazil ki te wikitōria i te Ipu o te Ao. I roto i te kēmu tohu anake i takaro a Itari (ki a Kariki), i eke a Guarisi i te whaainga tuatahi o "Azzurra" i roto i te whakataetae tohu Ipu o te Ao. I taua tukinga, i takaro ia me tana hoa o Lazio, Fantoni II.