|First Appearance||Dillon's Rolling Western|
|Latest Appearance||Dillon's Rolling Western: The Last Ranger|
- "Good heavens! My son is not well!"
Sebastian is a caring father who is always tending to his unnamed son. He enlists Dillon's help to find various medicines for his son to cure him of his illnesses. After his last request, his son reveals that he doesn't want to play 'sick' anymore, which showed that Sebastian had been trying to get money off of Dillon. They reappear in Dillon's Rolling Western: The Last Ranger.
Quests given in Dillon's Rolling Western
Note: A quest must be accepted before Dillon can find the associated item.
- Herbal Remedy - Find a Medicinal Herb, located near towers. Available in Cinchville.
- Mineral Fever! - Find the Denarium, located near Dens. Available in Riverford.
- Moss Tea Tonic - Find the Sun Moss, located near water. Available in Rio Grande.
- Cactus Lizards - Find a Cactus Lizard, found in cacti. Available in Whirlpool Gulch.
- Floral Dreams - Find a Drowsy Blossom, located on higher altitudes. Available in Danger Valley.
- Scruffroom Saute - Find a Scruffroom, located near Scruffles at dusk. Available in Dust Bowl.
Quests given in Dillon's Rolling Western: The Last Ranger