I edited the bottom part model (butt) since it was unrealistic to me and the overhang was extreme and required a support originally. I used meshmixer's limited sculpting tools for that edit. I am including some photos here so that you can see more detail.
Original Model:
https://www.thingiverse.com/thing:2255905
Original Owner and Creator:
https://www.myminifactory.com/object/3d-print-starcraft-kerrigan-statue-10432
KERRIGANlegs-buttfix.stl | 22.8MB |