So something's about flyer wings, the darker the mane you have the higher ranks you have, if you have a black mane and purple scale coloring then you are a royal, if you have a dark gray mane and a dark blue scale coloring you are a general, if you have a light gray mane and a regular blue scale coloring then you are a soldier, and last if you have a white mane and a light blue scale coloring you are regular