Mammott is one of the original monsters from My Singing Monsters, the mobile music game by Big Blue Bubble released in 2012, where players collect and breed musical monsters to build songs on floating islands. His short, low vocal sounds became familiar to players through the game's island songs and through short clips shared on YouTube, TikTok and soundboards. Fans still use the brief hum because it is instantly recognisable to other players, works as a cute audio stamp, and carries the game's gentle, playful mood without needing a full melody.