The mysterious samurai lady from this week's RWBY episode (Volume 2, Chapter 11
I just love her design. Hopefully her part in the plot will hold up to my expectations. I guess she's going to stay a minor charakter for now though.
Also her weapon looks like a badass mix of Blake's Gambol Shroud, Weiss' Myrtenaster and Adam's Wilt and Blush. I call a iaido style overkill attack where she throws out several blades in quick succession...
I traced a screenshot
of her to get this. The download file should be big enough for your wallpaper making needs - if not, let me know and I'll scale it up a bit.