What's better than hot girl-on-girl fighting action? Hot girl-on-girl fighting action that includes upskirts, of course. LineKill Spirits is a 3D fighter with a freaky, weird twist: The damage you inflict will auto-heal unless you take a picture of your opponents panties. Inverted Castle put it best:

That s it. The Japanese are done. They can now return to planet Japania, leaving all the people of Earth horribly confused and scarred for life.

The Japanese Game To End All Japanese Games [Inverted Castle]