Amethyst Star (Friendship is Magic)

Amethyst Star was an  and resident of Ponyville. She was an old friend of but has sense drifted away from her. She's shown to be a little more dismissive then her friends, but still friendly and good-hearted.

History
Amethyst used to live in Canterlot, but has since moved to Ponyville. For some time, she was deemed "The Best Organizer in all Ponyville", but after Twilight moved in, she began to chill out. Amethyst is one of the relatively few unicorns who live in Ponyville, alongside (formerly) Twilight Sparkle,, , the Snips' family and half of the Cake family, as well as a few others.