Seth is the son of Carina Holiday and the grandson of Eva Fathom. He was born in Island of Fire and is two by Island of Dragons. In Dragon Captives, he is thirteen. He has no known father but views Sean Ranger as a father figure. He has two younger half brothers. He has been friends with Thisbe and Fifer Stowe since they were babies. He isn't magically inclined, but does perform a live spell in Dragon Captives.
Seth has brown hair like his mother and similar facial features and is depicted on the cover of Dragon Captives.
Easily faints. stays on the twins good side. Twins best friend. usually one step behind the twins.