Talk:King Sombra/@comment-1031724-20160930005148/@comment-27162776-20160930050352

Because using the elements of harmony to fix every problem would be one of quickest ways to kill the show. Also because the writers need to bring in a new plot device to move merch.

But I guess you what my head canon really? We'll considering that Celestia and Luna seem to share a lot in common(besides being evil, sort of) they we're probably friends or even relatives and the act of using an equestrian weapon on impreial soil would brake some sort of ancient magical weapons policy.