I called that a gentle sociopath XDHe said he used that method in those dungeon so My guess is that He was completely dulled from the fear of death. Angel
that is probably it, his wife said so herself that he dies a lot of times to get to where he is
How did that guy became so(how do I say it!?!) mentaly abnormal how can he smile when he say die so easy ╥﹏╥