Thread:B214/@comment-30100337-20170615155045/@comment-30100337-20170615175755

he hasn't even lived a thousand years yet. so his age range could be from 30-999 that is a huge gap. any devil older than him could be 750 years of age if Sirzech has lived only 600.

and what classifies someone as an "adult" devil. from the young, they probably look like an adult and from the old they would probably look young.