Online, matava por diversão has circulated as a short, shareable meme sound rather than as part of a widely identified film or series, and its exact original recording is not clearly documented. It is most often found in Portuguese-language edits, reaction clips and soundboard collections, where brief spoken lines are reused as punchlines. Its staying power comes from its brevity and its blunt wording, which fit short videos, gaming moments and ironic captions without needing extra explanation.