Zhong Tan Yuan Shuai (中壇元帥) aka Third Prince of the Li (李府三太子) or the Central Marshal of the Spiritual Armies.
Chinese name known as Li Na Zha (李哪吒), 3rd son of Heavenly Pagoda King Li Jing (托塔天王李靖).
In Hinduism, he's known as Nalakuvara, one of the Dharma Protector.
In Folks Belief, Li Na Zha was regard as the Disciple of Tai Yi Zhen Ren of Jin Guang Dong (金光洞太乙真人).
After he got his new lotus body (蓮花化身) from his Master, he was being sent off to assist Master Jiang Tai Gong (姜子牙太公) to fight against the Evil King Zhou (殷紂王), after Master Jiang Tai Gong won the battle, he got bestowed by Master Jiang as the Central Heaven General - to look after all Spiritual Armies and guard against all negative entities, etc.
Whereas in Main Stream Taoism rituals/ceremonies, he wont or seldom be invited.
