Wei Ying (魏婴, Wèi Yīng), courtesy name Wei Wuxian (魏无羡, Wèi Wúxiàn) is the founder of Demonic Cultivation and a former disciple of the Yunmeng Jiang Clan. He is the only child of Wei Changze and Cangse Sanren, the martial nephew of Yanling Daoren, Xiao Xingchen, and Jiang Fengmian, the martial uncle of Jin Ling, and the husband of Lan Wangji. By extension, he is the son-in-law of Qingheng-Jun and Madam Lan, the brother-in-law of Lan Xichen, and the nephew-in-law of Lan Qiren.

Known as the Yiling Patriarch (夷陵老祖, Yílíng Lǎozǔ), Wei Wuxian died in the First Siege of the Burial Mounds thirteen years prior to the start of the Novel. He returns to the living world in the body of Mo Xuanyu, who summons Wei Wuxian’s soul through a Sacrificial Ritual.

Lan Wangji (husband)