N'afọ 1964, Mazzola gbara goolu ugboro abụọ iji nyere Inter aka imeri Real Madrid na 1964 European Cup Final iji nyere klọb ahụ aka i imitateomi onye iro obodo Milan nke oge gara aga; ọ gwụchara asọmpi ahụ dị ka onye na-agba goolu kacha elu na ihe mgbaru ọsọ asaa. Inter gbachitere aha European ha ọzọ n'oge na-esote oge site na imeri Benfica na Final. E kpochapụrụ Inter na ọkara ikpeazu nke European Cup n'oge oge 1965-66 site n'aka ndị mmeri Real Madrid, ebe n'oge 1966-67, Inter ruru na European Cup Final nke atọ ha, mana Celtic tụfuru 2-1 n'agbanyeghị Mazzola gbara goolu mmeghe nke egwuregwu ahụ site na penalty na nkeji nke asaa. Mazzola merikwara iko Intercontinental ugboro abụọ n'usoro na Inter n'afọ 1964
na 1965, wee ruo na 1964 <unk> 65 Coppa Italia ikpeazụ, yana ijikwa ebe nke atọ na Coppa Italia n'oge 1967 <unk> 68 oge; ọ ruru ọzọ European Cup ikpeazụ na Inter na 1972, naanị ida 2 <unk> 0 ka Ajax.