Title
best possible answer: https://www.youtube.com/watch?v=lTq1l-xSb8M&ab_channel=V%C3%A9udaNoite-ValorantClips
He speaks in slang, is like hearing someone with a really deep axcent, he speaks portuguese, but you have to be local to understand some words because he is from Rio.
Different parts of Brazil have different slangs and ways to speak portuguese, someone from Rio Will be different as someone from Ceará for example:
https://youtu.be/SAiXRi6Rcsg?si=NyYVamgQ5VltWpQS
Turn the subtitles on