first episode, the two meet troubled youth Richie Ryan, who witnesses the arrival of the evil immortal Quince and Duncan's clansman Connor. Realizing that Tessa knows about immortality but not about the Game or the Prize, Connor lectures Duncan on believing he can live a life without worrying about other immortals that may wish to hunt him. After defeating Quince, Duncan believes he must separate from Tessa and romantic attachment in order to keep her safe from the violence of his immortal life, but Connor disagrees. He advises Duncan to mentor Richie and reunites the man with Tessa, then leaves to follow his own path. Duncan, Tessa, and Richie become a close group. Together, they share several adventures dealing with evil immortals who target Duncan, helping immortals who consider Duncan their friend, and providing aid to ordinary people they come across. The TV series introduces the Watchers, humans who record the lives and battles of immortals. It is revealed that Connor was studied from afar by many Watchers, including three named Alistair MacDougal, Nathaniel Post, and Dana Brooks. The second season episode "Watchers" (1993) confirms the battle from Highlander between Connor and the Kurgan in 1985 did happen in the TV series canon. It is mentioned that many Watchers were relieved when Connor killed the Kurgan, fearing humanity would suffer greatly if the villain survived long enough to win the Prize. The series also references Duncan meeting a mentor and a student of Connor's mentor Ramírez. Highlander: Endgame (2000) The theatrical film Highlander: Endgame follows the continuity of the live-action TV series. No reference is made to the events of Highlander III: The Sorcerer or to Connor's adopted son John from that film. According to the film, the TV series continuity version of Connor MacLeod has beheaded 262 immortals by the year 2000. Highlander: Endgame shows more of Connor and Duncan's shared past and reveals Connor's mother was ultimately executed by the Clan MacLeod for not disavowing her son after his banishment. In the night of her execution, Connor tries to save her but fails. Kneeling over her, Connor is startled by a priest and then kills in a rage. The priest's adopted son Jacob Kell later discovers he too is immortal and swears vengeance. Jacob Kell hunts many immortals across the centuries, often cheating by ignoring the rules of the Game. In 1990, Connor is on his way to