About Sebastian
It is a robot butler belonging to Crest's family that acts as Crest's guardian as his parents are preoccupied with their careers. It handles household duties, drives Crest's limousine, and assists in Cardbot-related missions.
Source: Metal Cardbot Wiki
Anime Appearances
Community
Nobody has written about Sebastian yet
Posts, articles and the people and titles connected to Sebastian all gather here. Start it off and you will be the first thing everybody else finds.