Quote Originally Posted by averagejoe View Post
Wait, how is it that they can take bullets without flinching but get cut by swords?
Magic. Literally. The swords are made from their soul. I think one way to think of it as defensive AT fields from NGE, and the swords are offensive AT fields. This also explains why if you aren't sure of oneself/weak it's almost impossible to hurt some one who is sure/strong.