The demons or elder gods need vast numbers of children for sacrifice to power heir illusion. Raising thier children won't do. 1350000 missing children is not enough. The Carthaginians resorted to burning their children, it was not enough.
It will never be. This is a realm but the necros ruled for years, but their world turns to a handful of dust before the living God of every universe through 10 space, past, passing and to come.