Eris rejected the Sword Logic upon disconnecting Xivu from her Throne World. She rejected the Hive. In essence, all that power she had claimed, had simply evaporated off of her. She is no longer hive, and thus, does not hold there system of tithe. That Acolyte would gain no such power. Sure, she is powerful in her own right. She wields both Hive Magic and Stasis. But not nearly as powerful as she was when she was the Hive God of Vengeance. Something she no longer is.