Nero is a central character in the Devil May Cry series, first appearing in Devil May Cry 4. He is a young demon hunter, known for his brash and rebellious nature. Nero wields a powerful weapon called the Red Queen and possesses a demonic arm known as the Devil Bringer, granting him supernatural strength and abilities. He is also the nephew of the legendary demon hunter Dante, which plays a significant role in his character development. Throughout the series, Nero grapples with his demonic heritage while striving to protect humanity from demonic threats.