User blog comment:B214/Talk About What You Want! 2/@comment-24866657-20140703140040/@comment-16281343-20140703140507

He really is a normal human-turned-devil. Remember in Volume 4, Vali investigated his background and he didn't find anything special about his bloodline. Meaning, he's ancestors are just normal humans. So, I don't think there would be anything monumental that could affect him/them.