User blog comment:IamJakuhoRaikoben/Chapter 464: Natsu vs Zeref, Review./@comment-5268982-20151130180933/@comment-5268982-20151130182528

I'm willing to bet than Brandish is pretty popular since her first appearance, so Mashima won't make her petty like this. This, and the fact that almost all females that appear bad turn out to be victims in the end, and painted in a positive light in the end (Ultear, Minerva, Flare etc.)