He was a Martial Arts Master from Mount Hua Sect that achieved the Divine Master Level and was the well-known figure to use the Invisible Sword. In the entirety of Wulin, he was known to be one of the "Four Great Warriors" along with Cheon Ma, Western Dharma, and Jang Sambong and has the title of 'Lone Supreme Warrior'.
- He is a reference to Dugu Qiubai (loner who seeks defeat), a fictional character mentioned in Jin Yong's novels that attained the philosophical level of "swordsmanship without a sword". Dugu Qiubai lamented over his loneliness from being the greatest swordsman. His martial arts were studied by Linghu Chong of Mount Hua Sect.