Highlander: The Series (1992)

S5E10 The Messenger

Richie discovers a new mentor in an Immortal who advocates for harmony among their kind. This Immortal believes that all can abandon their weapons and coexist as brothers, claiming to be the oldest living Immortal—Methos. As Richie considers embracing this message of peace, he wonders if it might cost him his life. Meanwhile, the implications of this new friendship become complicated for MacLeod, who already has a bond with Methos.