Amazing_Goob
Yeah, for the Warlord being a Cult Warlord was just a job, he never received or needed any additional powers either, nor is he related to the Cult like the normal Warlords are, he also wasn´t altered as he already came with an entire fleet and far more power than the hivemind had by his own.
Brank The Warlord simply left after winning the ritualistic Cult war and sent someone else to deal with the aftermath and search for a new Warlord. Though most intruders had shown to be too incompetent weak to reach the thronewolrd, so the first one to take full control of the Cult again was the Hivemind himself.