Blackmantle
King
If you consider boosting (edit due to typo: )aristocracy it might be a good idea just to keep it simple and axe the food-penalty (which did make very much sense in the times of the old +2 food agriculture). That whould make it a real option fine for its place in the tech-tree and most importantly decouple it some more from agriculture which is more or less tied to it right now (will still have a bit of synergy though afterwards).
Blancing is covered by the other decent options present in its category.
(Upping the upkeep might still be an option if its felt as beeing to strong then.)
Blancing is covered by the other decent options present in its category.
(Upping the upkeep might still be an option if its felt as beeing to strong then.)