Board Thread:Speculation House/@comment-226878-20140920054701/@comment-4830106-20140921021521

tl;dr.

Although that's an interesting point at the very end. If Ruby is so spent after using her semblance, it would imply that usage of Semblance is physically taxing. Perhaps there are innate safeguards to prevent a person literally killing themselves via their own Semblances, but what if there weren't? Could we possibly see a death via Semblance?