Mesmerism is a melancholic, high-energy track by Developer from Mesmeric Movements, released November 28, 2025. It runs 7:09 at 137 テンポ (274 テンポ double-time) in E♭ Minor (Camelot 2A).

Find the テンポ and music key for any song with our テンポ and キー Finder.