Successfully complete the indicated Challenge Scenario to unlock the corresponding bonus officer.
Cui Zhouping: Hunting Dong Zhuo Challenge Scenario
Guan Ning: Guan Du Skirmish Challenge Scenario
Lu Baishe: Mai Castle Escape Challenge Scenario
Meng Jian: Liu Bei's Subjugation Challenge Scenario
Shi Tao: The Turbans' End Challenge Scenario
Wang Tao: Nanman Rebellion Challenge Scenario
Wang Yue: Defense of Jie Ting Challenge Scenario
Zhang Shiping: Huang Zu Challenge Scenario