Badflank. |3 Little detail that gets me is how incredibly sharp their horns are. Both from how menacing they can be and how you must have been fine tuning the detail in that to come out so crisp and sharp. :}
omg it's beautiful, and the hair, how did you do the hair?!! and the eyes are beautiful!! it's so amazing. you are really talented. you must have spent lots of time practicing to get to this quality. never stop doing what you do it's really awesome!!
If you manage to get past Luna's and Celestia's royal guards and past Luna's personal elite (as unlikely as it is), then he's the one you have to face before you meet your fate before the Princess of the Night herself.