于禁
Around 196, Yu Jin joined Cao Cao in a campaign against remnants of the Yellow Turban rebels led by Liu Pi (), Huang Shao () and others. They garrisoned at Banliang (). One night, Huang Shao and the rebels attempted to launch a surprise attack on Cao Cao's camp, but were defeated by Yu Jin and his subordinates. Liu Pi, Huang Shao and the rebel leaders were killed and the remaining rebels surrendered. Yu Jin was promoted to Colonel Who Pacifies the Barbarians ().