Umm I'm really not sure, but there is a member here, that was the center of the event, and I'd rather stay and play without issues, basically though no one is saying that they are not tough or strong, in fact they very much are, the Kin has done an above superb job with the heat treatment of the steels they have chose, that rivals most company's, however if one believes they have a magical steel, they need to up the tests for self identification.
