Fighting games tend to concentrate on varied and flashy designs and sexy females are a natural source of that.

>>213648910
Baiken is proof you can do the gruff mean loner character as a girl as long as you make her hot and give her an actual reason to be like that (and make it clear it's not healthy for her).

>>717494410
Her breasts swinging around balance out the missing weight of her right arm. It's all very scientific.