My Singing Monsters, the monster-breeding music game from Big Blue Bubble, first released in 2012, is built around islands where each monster adds its own vocal or instrumental part to a shared song. Briushok is presented in Russian fan uploads under that game, and clips like this one circulate among players who collect monsters, share island tours and remake their favourite melodies. The sound stays popular because it is instantly recognisable to fans, easy to loop and carries the game's warm, light-hearted musical identity in just a few seconds.