Board Thread:General Discussion/@comment-25266931-20170126040344/@comment-25266931-20170201133053

It might be that it collects the weapons stabbed into it. And its so powerful that it takes the weapons out mid-battle and uses them. Like its so strong it doesn't care about pain. It uses its own body as a sheath and carries weapons of fallen foes on itself for use in battle. This could be the first humanoid Grimm that learned to use human weapons.