Im not too much of a fan of having a tail dragging behind me in games and usually prefer if people can manage themselves if nobodys required to lead which usually is only required in few mmos with content demanding enough to need team coordination in combat to counter mechs in a specific way to avoid dying.

But something simple like a slave should at least be history relatable and Vikings usually treated slaves as family .. 'more or less', questionable if it would ever be added due to pr or similar variables but some form of ai capable of automatically creating your favourite foods as long as theres a supply of resources in your storage boxes then this type of AI would at least make the world feel less empty in a different way.

If not simply taking care of crops, repairing damaged structures or something