She has massive posture in NG+4 when you have only 14 attack power. And charmless/demon bell, a deflecting-focused strategy just doesn't work for me. Sabimaru poison? Yes but 10 of them for just a half of her health. Then you cant chip his vitality, or only after spacing her. Because, despite what is written in this wiki, you can rarely punish her after a good deflection… At this state, the most difficult enemy in the game for me.