Zhenwu, also known as Xuanwu or Xuandi, is a significant deity in Chinese religion and holds a high-ranking position within Taoism. He is primarily identified as the god of the north and is associated with the elements of water and winter.
The deity is linked to the Black Turtle-Snake, which is one of the Four Symbols of the Chinese constellations. Zhenwu is notably revered by practitioners of martial arts and is worshipped as a protective figure against disease and evil spirits.