Firetail is an adult, male power archaeopteryx living in the hollow mountain with the Hattori Clan and Masanari Black Flowers. He is the brother of Silverbill often serves as a mount to top agents of the MBF for transportation. His plumage is mainly a light tan color with a white chest and black stripe along his side with white spots. His beak and tail feathers are red. He has a fiery temper and displays incredibly strength and prowess in battle.
- His name derives from the bird of the same name.