I'm not used to show and describe all my processes but I will do my best.
So for this ArtWar let me introduce you to Nariko (which means Thunder Child).
I went for a female fighter, since I don't draw a lot of women I thought it would be some kind of training at the same time.
So for the first step, here are some early sketches I started on paper and scanned to keep working on it with my tablet.
I'd like to keep Nariko's design pretty simple. Here I try visualise what can do with just these 3 words : Woman - fighter - lightning