Amogus comes from Among Us, the social deduction game by InnerSloth, where players work together on a spaceship while hidden impostors try to eliminate them. The deliberately misspelled name became an internet joke as the game exploded in popularity in 2020, spreading through TikTok, YouTube, Reddit and Discord edits that turned its characters and crewmate shape into a recognisable meme format. The sound remains popular because it instantly tells viewers someone is acting sus in a light-hearted way, making it an easy shorthand for gaming and reaction content.