Her name is featherWing, she worked in the rainbow factory. as you can see she is missing a wing, she was working with one of the machines and it ripped her wing off. she is a 21 year old bisexual. she still works in the factory but in the lower parts, she mostly writes books (cutiemark)

btw in case you wanted to know why Moonsugar's cutie mark is a moon its cuz astrologie

lmfao im an idiot Astrology*