Thread:Jillianbrodsky/@comment-27975634-20160613062736/@comment-28029625-20160613064825

Yes but they all didn't leave, as shown by in game. It doesn't say specific population counts in game. And in Genocide, there are more monsters to kill in the Ruins than there is in Snowdin or Waterfall. Sure, a bunch moved on, but there's not a ton of proof that there's barely anyone still there.