He was killed in the Battle of Tong Pass, in the final phases of the battle.
The coalition opposed Cao's forces in the Battle of Tong Pass, where Cao personally took charge of operations.
However, after their defeat by Cao at the Battle of Tong Pass, the alliance broke down and he became a bandit.
See Battle of Tong Pass (211) for more information.
Battle of Tong Pass may refer to:
Battle of Tong Pass (211)
Battle of Tong Pass (756)
Battle of Tong Pass (1215)
Battle of Tong Pass (1638)
Battle of Tong Pass (1643)