What kind of knight is Xu Xian?

Python hero According to the query data, it is a grass python hero, rather than an undead knight, but a true fairy. Xu Xian's wife, Mrs White Snake, is a thousand-year-old white snake. The prototype of the snake is hundreds of meters long and the bucket is as thick as a bucket. Ning met a woman in Lanruo Temple and fell in love with her. Xiao Gan is actually a female ghost, and Yong Dong's wife is the seventh of the seven fairies. These three men are the best in our Terran and have great courage.