Getting the Children of the Moon to come over and fight the demons... strictly speaking, it actually wasn't that difficult.
The Children of the Moon could hunt demons themselves. As long as there were enough of them, they could form an effective suppressive force.
There were only three reasons the Children of the Moon hadn't come over yet. One was that no one had organized them effectively. Another was that they feared the overwhelming power of the Fallen Angel. And the last was that they were all gloating as they watched the Fallen Angel torment Antimony.
To the Children of the Moon, this matter was basically equivalent to a European Giant King Crab infestation combined with a mass shooting...
The best solution was still to resurrect Aleister as a pure Blood Angel. A pure Blood Angel could essentially be regarded as Sister Sasha's incarnation—the true progenitor of the Child of the Moon Tribe, who had appeared even earlier than the Blood Angel. Even though few people worshiped her, the Children of the Moon did not reject her.
It was simply because worshiping her was useless.
For the Children of the Moon, who couldn't enter the Dream Realm anyway, whether their object of faith was worthy mattered less than tangible, present-world benefits.
This principle was similar to the style of Iver's Previous Life—if a god wasn't useful, replace them with another. Under these circumstances, the Blood Angel was the most useful, and the Banquet Angel was the second most useful. Thus, the Blood Angel had the most believers, while the Banquet Angel had the second most.
But if a god truly descended into the world, then they still had to be treated with due reverence. Because at that point, the object of their faith would have already moved from the "untouchable