Obvs, she is a berserker after all. She hates them and all, but her fighting style is pretty similar to theirs due the fact she trained with many before they went kill crazy >_>, but yeah. As the saying goes:
- And when you gaze long into an abyss the abyss also gazes into you.
or - He who fights monsters should see to it that he himself does not become a monster.
 
 xD