Yan Zheng 嚴政

Yan Zheng is a fictional character, created by Luo Guanzhong, who appears in the novel Romance of the Three Kingdoms and various Three Kingdoms games by Koei.

Biography
Yan Zheng was one of Zhang Bao's officers. He was assaulted by Imperial troops and Liu Bei's officers and barricaded himself in a castle. When he saw that defeat was inevitable, he killed Zhang Bao and surrendered.