Good god Anar is hard. I'm on turn 20, and the past 5-6 turns, I'm getting attacked on my only 2 settlements by half-full stacks of Nagarythe units against maybe a full stack of units between 2 cities, while barely staying out of the red. The only reason I haven't lost yet is because Alith Anar is borderline broken and the casualties healed is ridiculous after every fight.
Here's some screens.
Spoiler Alert, click show to read: