Moonlight Raven

Moonlight Raven is the placeholder name for one of the two unicorn pony sisters.

Depiction in the series
Moonlight Raven first appear in Canterlot Boutique, alongside her sister, Sunshine Smiles, as patrons of Canterlot Carousel. The flat-voiced Moonlight Raven expresses interest in "Over a Moon", a dress in Rarity's "Royal Regalia" collection inspired by Princess Luna. She, like her sister, say they feel like princesses while trying the dresses on.

Moonlight Raven and her sister, Sunshine Smiles appear again in The Cutie Re-Mark - Part 1 listening to Twilight Sparkle's Cutie Mark Magic lecture at the School for Gifted Unicorns.

In Spice Up Your Life, she and Sunshine Smiles briefly appear outside one of the three-hoof-rated restaurants on Canterlot's Restaurant Row.

In Forever Filly, Moonlight Raven appears walking outside Canterlot Carousel at the beginning of the episode. In Parental Glideance, she and Sunshine Smiles appear in the crowd at the Wonderbolts showcase. In Honest Apple, they appear in the audience at Rarity's fashion show.

In Fake It Til You Make It, Moonlight Raven appears as a customer at Rarity For You. In Yakity-Sax, she and Sunshine Smiles appear in the crowd at the Wonderbolts Derby. In The Washouts, both appear attending the Washouts' shows, though two Moonlights appear on different grandstands.

In The Beginning of the End - Part 2, Sunshine Smiles and Moonlight Raven appear as King Sombra's mind-controlled slaves.

Trivia

 * Moonlight Raven is the third background pony to have a speaking role in Canterlot Boutique that was also her first appearance, following Cayenne and Pretzel.
 * Moonlight Raven is responsible for the most deepest voice in the show's history.
 * She is the first pony who has that mane and tail style.
 * She is the first pony who likes gothic, which includes clothes and dress.
 * Moonlight Raven is the second unicorn mare to have Andrea Libman as her voice actress, following Twinkleshine (Season 2).
 * She doesn't appear in A Rockhoof and a Hard Place with her sister, Sunshine Smiles, therefore the episode where the latter appears without the former.
 * Moonlight Raven is known to be one of the most favorite Canterlot ponies by fans, alongside her sister, Sunshine Smiles, Cayenne, Citrus Blush, North Point, Pretzel, and Sweet Biscuit.