Mello is a gifted investigator and a successor to the famous detective, L. Sporting chin-length blond hair, blue eyes, and a notable scar, his attire favors dark, leather clothing. Highly driven and competitive, his aggressiveness contrasts with L's composed demeanor. Prefers operating solo, displaying extreme measures to achieve goals. Known for his love for chocolate. Balancing brilliance and brashness, his pursuit of victory often reveals a more complex personality underneath.