“Amar Ashol Porichoy” is used online as a Bengali reaction and reveal sound, especially in short meme edits and reposted clips. While the exact source is not clear from the available information, the phrase itself is recognizable to Bengali speakers and works naturally as a dramatic identity reveal. Its popularity comes from how quickly it sets up a twist, making it useful for short-form video formats where creators need a fast verbal punchline that viewers understand immediately.