Sha Qing/Luo Yi/Li Biqing from Sha Qing / The Killer of Killers

Submission: Serial killer who kills serial killers with their own MOs. 

Novel Updates:

He uses desire to ensnare others, he uses blood as temptation, he uses his appearance as a disguise. Like a wolf, he hunts for prey in the shadows. He is among the FBI’s most wanted list of serial killers. He lives by his own law, the Lex Talionis. He does things his own way, independent and reckless. He gave himself his own name: Sha Qing. 

Qiyan Agula from Clear and Muddy Loss of Love (JWQS)

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