When you chose to die as a demon with the Requiem mod, and you try summoning minions from the Overlord mod they will focus and attack you (no damage) which pulls them away from attacking mobs.

Was just something that was brought to my attention when testing my wip modpack and you should prolly know just in case. Let me know if you have a fix or if you need anything else; I think its just because they recognize you as a mob