Board Thread:Battles/@comment-26814804-20151016213106/@comment-26814804-20151017010842

Oh, and the durability is due to an enchantment that causes it to be unbreakable, not unstoppable. It could in fact cut Kain, or most other foes for that matter, like butter, as you said, but it isn't as sharp as it is strong. I would bet on a 5-C or 5-B damage capability.