Mensageiros appears on soundboards as a short BloodProject entry credited to Guillermo A Veces, with its Portuguese description framing the moment as finding a messenger. Beyond that listing, little verified history is publicly attached to the clip, so its identity rests mainly on that credit and its six-second length. Online it circulates as a niche Portuguese-language reaction sound rather than a mainstream meme, shared by creators who want a brief, recognisable messenger joke for edits and messages. Its brevity is the reason it keeps getting reused.