My Little Pony Coloring Appleloosa Deputies are two supporting characters in the My Little Pony film series. They are Star Spur and Fetter Keys characters. Star Spur has a bluish gray coat, two-tone black mane and tail, blue eyes, and a cutie mark of a blue star and white shooting star. and Fetter Keys has a yellow coat, orange mane and tail, green eyes, and a cutie mark of a key ring.. They are very cute, friendly and loved by everyone.