Night Mare Moon

Night Mare Moon is one of the main character in the book.

Night Mare Moon is nicknamed "Night" in the book.

Appearance
Night had dark blue skin. She looked nothing different than the normal Luna, except her skin. Her hair was just darker. She wore a blue helmet and got cat-like eyes. Her wings looked like bat's wings and made her even more terrifying.

Personality
Well, Night is an evil character, so she is mean, no forgive.

History
Night was known as Luna, before she became evil. According to the book, she asked Moonlight to give her the power to had Equestria. Moonlight changed her from Luna into Night Mare Moon.