User blog comment:Thetwindler/Which class of demon is the most powerful?/@comment-31767970-20190325071416/@comment-89.166.186.165-20190911140345

So as I understand it, Alastair was also the second first demon (Safe). The yellow-eyed demons were the oldest, according to Lilith, ever created as the oldest group of demons. Alastair was only a single demon.