Yuan Shao was once a commander of the Allied Forces. After Dong Zhuo 's death, he is very responsible for gathering Liu Bei, Zhang Fei, and Zhang He together to defeat Cao Cao and his warriors in Romance of the Three Kingdoms. His half-brother Yuan Shu , who got the Imperial Seal from Sun Ce claimed power and declared himself Emperor.
Later, after gaining a large army challenge Cao Cao in battle in order to gain control of the Han Emperor. Although Yuan Shao had the advantage in numbers, at the Battle of Guan Du, Cao Cao burned Yuan Shao's supplies, gaining a huge victory.