Abstract: Romance of the Three Kingdom written by LuoGuanZhong not only shows us the turbulent political situations in the end of Eastern Han Dynasty , depicts of competing for hegemony among heros and fireworks of the War, but also shaped a lot of historial images with strong characteristics. Among the all,Cao Cao is one of the most important typical characters. In the Romance of the Three Kingdom, Cao Cao not only had the strategic eyesight for big achivenment ,but also carried with the selfish and treacherous charater of playing politics as little man. Cao Cao has never been said to be a hero in the history, and which can also proved what Xu Shao said:Cao Cao is the capable minister of managing the misfortune world, but detroy it in the contrast. So Cao Cao is also definited as a person who destroy the misfortune world. Next, I will anaysis the charater of Cao Cao spefically according to the description of the passage.