Ruby

Ruby is the deuteragonist of New Elements of Harmony series. She is Sunny Bell's best friend.

History
Ruby was born a few minutes after her twin sister, Garnette was to Spike the Dragon and Rarity the Unicorn and the element of generosity

Best friends
Ruby is best friends with her mothers' friend's daughters, Sunny Belle, Sunshine Dash, Nightlight Breeze, Apple and Pumpkin Pie.