There are many figures used to ward off evil spirits and catch ghosts in history, mainly famous military commanders in history and mythical figures fabricated by some local people. It is more common in the door gods posted in front of local houses: I know all these things, and now I only give names. If you need a brief introduction, you can go to Baidu search.

Mythical figures: Shen Tu, Lei Yu, Wen Qiao, Alina Zhang, the God of Dragon, the God of White Tiger, the Four Heavenly Kings, the Guardian of Wei Tuo and the Guardian of Galand (Buddhist Temple), Fang Bi and Fang Xiang, Zhong Kui.

Military commanders: Weichi Gong, Zhao Yun and Ma Chao (Henan), Ma Chao and Ma Dai (Hebei), Xue and Gai Suwen (Hebei).

Sun Bin and Pang Juan (Shaanxi), Bai Qi and Li Mu, Fu Su and Meng Tian, Yue Fei and Wen Qiong, Guan Yu and Guan Sheng, Guan Yu, Guan Ping and Zhou Cang.