Take Maleficent from Sleeping Beauty for example. Her spells and evil deeds caused a lot of problems and did more harm than good. She was driven by revenge and jealousy, which led to negative consequences for many.
One such character could be Voldemort from the Harry Potter series. His actions caused immense harm and destruction.
In the end, Yan Xiaoyi was killed by Fan Xian with a sniper rifle. After Fan Xian and the others learned that the murderer of Ye Qingmei was the Qing Emperor, they decided to break into the Palace. As a guard of the Royal Palace, Yan Xiaoyi blocked Fan Xian's path. In order to continue moving forward, Fan Xian directly killed Yan Xiaoyi.
Teng Zijing was killed by Cheng Jushu in " Celebrating Years ".
Teng Zijing was killed by Cheng Jushu in " Celebrating Years ".