Board Thread:General Discussion/@comment-27761614-20160208222031/@comment-26872876-20160208232444

She loses weapons once they vanish or she swaps them. Hence why Coco is reluctant to let her use it, as well as when she did, she said, "Make them count." It also explains why she took another picture of Weiss.

Her weapon seems to simply be the ability to copy people's weapons. Once used, she needs to take another photo to re-stock the weapon.

Her semblance is hard to confirm. It could be that she has the ability to mimick the abilities and skills of others. It would certainly make sense as to why she can so effortlessly use and chain together various weapons. At the same time, it could also be that she is just good with a large diversity of weapons, or perhaps she has knowledge on a limited pool of weapon types.