Originally posted by: Gloves
Yeah stay vertical of her, close as you can, and look for openings. If she uses her whip she'll use it twice, this is her most "open". If she goes to a corner she's gonna use her dash - use the Test Tube then to stop her. It's relatively easy to avoid without, but it'll do some decent damage AND stop a hard to dodge attack, so win-win.
Thanks, I'll give that a shot!
I had limited sucess trying to approach on an angle, but then she got some distance and did that half health draining teleporting attack.