Lin is an anti-hero in The King of Fighters video game series, originally appearing in The King of Fighters 2000.
Lin is a ninja who is a member of the Hizoku clan of assassins and Ron's best friend in the village. However, Lin was in charge of training the nine princes of Xi Du, the sons of Ron. He is being able to trained Ron's illegitimate daughter, Xiao Lon. Lin virtually was appointed the Deva of his division.
When Ron was kills many of the Hizoku, Lin formed an alliance with the three of the Four Devas, Luan, Chat and Sai. Likewise, Lin was enticed by the agent Seth to enter the King of Fighters tournament in order to find their clan's missing leader. After learning that Ron had defected to NESTS, he tracks the activities of NESTS's renegades, K' and company, in hopes of finding his leader.
Lin also search for Ron even after NESTS's destruction, presumably meaning to execute him as well. He is briefly cameo appears next to Ron in the Psycho Soldier Team's ending in The King of Fighters XI.
Lin is very serious and very loyal to the Hizoku.