暗箭中人

Explanation: Dark: dark; Arrow: throw; in: vilification. Fang Lengjian hurt people. Compared with the insidious means of attack implicitly or harmful to others 　　Usage: The main predicate; as the predicate attribute; containing derogatory, to describe the hurt people secretly play games 　　Source: Liu Yan Song, "Wani words" Juan Liu: "stab in the human, the deep sub-bone, the resentment of the people, there will certainly second bone, prepared by its cover people do not have." Thesaurus:  arrow shot from hidding wound, overt and covert attack, Out at large, to steal