There were many names of the cold and ruthless protagonists in the fantasy novels with the surname Di, such as: 1 Xiao Yan: The male lead in the novel 'Battle Through the Heavens' is a cold and emotionless cultivator. 2. North Mystic Emperor: The male protagonist in the novel Douluo Continent was an emperor with mysterious powers. 3. Martial Yin Yang: The male protagonist in the novel Martial Yin Yang was a ruthless martial artist. 4. Heavenly Silkworm Potato: The author of the novels " Battle Through the Heavens " and " Martial Universe " was a well-known internet author. Emperor Ling Xiao: The male protagonist in the novel Douluo Continent is an emperor with mysterious power. The above are just some examples. In fact, there are many readers who can choose the names of the cold and ruthless protagonists according to their preferences.