After some playtesting, we’ve learned that Dungeons and Dragons’ high-level encounters suffer a lot of the same problems as ...

and the same is true for the sea hag variant. This is due to their Coven Magic trait, which lets them cast various spells as long as other hags are nearby (although they don’t have to be sea ...

Is there an entire coven hiding out in a town ... On top of all this, these creatures always have a master, like a hag or a vampire. This means that a simple hunt for one of these creatures ...

The Arch-Hag has a CR of 21 and is capable of benefitting from the “Coven Magic” trait like other hags. Additionally, the Arch-Hag has four Legendary Resistances it can use each day ...