Description:
Partly inspired by a comment from user SpacePaladin, I combined the cutie marks of Princesses Luna and Twilight. Were they to fuse into a single individual, my name for her would be Moonlight Sparkle.
Made with these two vectors:
http://www.deviantart.com/art/Princess-Luna-s-Cutie-Mark-345426103
http://www.deviantart.com/art/Twilight-Sparkle-Cutie-Mark-with-SVG-326153077