An ancestral king invoked by Samantha to explain her claimed blood relationship with Signet.
Samantha claims that Signet descends from King Blaine's line and therefore belongs to her extended family. She uses the connection to justify asking Signet to surrender her body as Samantha's new vessel.
The genealogy remains confused and self-serving, but Signet's recognition of Samantha gives the claim enough weight to unsettle Carl.
King Blaine anchors Samantha's claim of kinship with Signet.