Hokuto no Ken EP35 - Fiend! - Toki, Your Heart Is Rotten to the Core!!

One of the nomad children falls ill and they decide to take him to the Village of Miracles to be cured, and Lin goes with them. They meet Toki, who, although he saves the boy, plans to use his parents for his experiments. Kenshiro reaches the Village of Miracles and confronts Toki. However, Ken is unconvinced that his adversary is the real Toki until he reveals the scar on his back - a scar Toki received while rescuing a young Ken in the past.