After his demise, Blacktooth finds himself in the Underworld, where he works for the Underworld's mayor Cora Mills. Cora, who happens to be Regina's mother, orders Blacktooth to spy on Regina when she arrives in the Underworld. Eventually, Blacktooth is condemned to the "worse place" by Cora.
- None known (family)
- S5, E12: "Souls of the Departed"