The Bringers of Despair are the elite bodyguard of the Abaddon the Despoiler.
Again these are rumors, but are shaping up towards something big? Please use salt accordingly.
via anonymous sources on Faeit 212
We had talked about Black Legion, and how I was bummed about losing some of the special units from their supplement.
He said Bringers of Despair are coming back this summer. WS 2, BS 2 Terminators who can tank wounds for Abaddon. He told me there's more on the way but wasn't specific.
See more from the 40k wiki, where you can find more on the Black Legion
