[@Akayaofthemoon] the way she phrased it was that she was for the most part invisible and emits  a soft light when she wants to be seen meaning all other times, she is invisible. 

Edit: And yeah, especially since she's invisible. Every twenty seconds another giant creature bites the dust from her weapon and there is nothing they can do about it since they can't find her. What would be the point of the rest of us if she is that strong.