You can make it permanent if you cast it 53 times, and by the time you hit level 15, 500gp for a week of downtime with comfort and security is occasionally worth it. Our druid/cleric regularly casts greater restoration rather than wait for me to prepare remove curse the next morning.
I’ve never gotten to cast it (not yet anyway)
The biggest problem with casting Mighty Fortress is that you need a game to go to 17th level so you can learn Wish
Yes, I know it’s an 8th level spell, but if you think that I’m coughing up a diamond for a temporary home you’re out of your mind.
You can make it permanent if you cast it 53 times, and by the time you hit level 15, 500gp for a week of downtime with comfort and security is occasionally worth it. Our druid/cleric regularly casts greater restoration rather than wait for me to prepare remove curse the next morning.