|Coat Color:||Light Blue|
|Cutie Mark:||2 lightning bolts|
Firefly has pink hair, light blue coat, and orange eyes. Firefly's cutie mark is two lightning bolts.
Firefly made her debut appearance in to be filled.Firefly has only made one appearance throughout the whole My Little Pony: Friendship is Magic series, meaning her first appearance was her last appearance.
Firefly shares her name with a G1 pony who was the basis of Rainbow Dash's original concept by Lauren Faust.