Edited my post again. It got better...
Also if you replaced something to get a helbrute or forge/maulerfiend (maybe the heldrake or the nurglings and put belakor in the CAD) you could have a Bloodhost for the FREE blood point every turn.
Would I still get the Objective secured trait if I sate the Slaughter cult? I thought it was one or the other. Im liking what you are saying but I am lost lol