Celestia is a morbidly obese alicorn who is the ruler of Equestria and is the sister of Princess Luna. Due to her authoritative position and her tendency to eat sweets such as cake, Celestia's weight ballooned to the point where mobility is a struggle and she relies on magic to do tasks. Despite her increase in weight, Princess Celestia is known for her kind and gentle nature, and she is loved by her subjects for her compassion and wisdom. She is patient and understanding.