"Hero" by Alan Walker is an electronic dance music track that merges Walker's signature blend of energetic beats and evocative melodies. The song features powerful, uplifting lyrics and a catchy chorus, embodying a sense of hope and resilience. Its dynamic rhythm and electronic elements create an atmospheric soundscape, making it both danceable and emotionally resonant. The track showcases Walker's ability to produce music that appeals to a broad audience, resonating with themes of empowerment and determination.