He also forms rivalries with characters PERSON@1 , a classmate from an elitist wizarding family , and the cold , condescending MISC@1 master , PERSON@2 , ORGANIZATION@1 's mentor and the head of ORGANIZATION@2 .

He also forms rivalries with characters PERSON@1 , a classmate from an elitist wizard family , and the MISC@1 teacher and head of ORGANIZATION@2 , PERSON@2 .
