Brawl Stars is a multiplayer mobile game developed by Supercell and released globally in 2018, with a competitive ranked system where players climb through tiers by winning matches. Master sits at the top of that ladder, so its associated sound effect has become shorthand online for reaching an elite level. Clips of the sting are shared in gameplay highlights, edits, and soundboards separate from the game itself, and creators reuse it whenever they want an instant, recognisable signal of a hard-won victory or top-tier achievement.