Micah Sweet
Level Up & OSR Enthusiast
The OSR game Adventurer Conqueror King was explicitly designed with all these aspects of the game in mind. It works great, and can be easily adapted to 5e with a little elbow grease.More like 600 reading this thread. They want rules for castles and strongholds, running a kingdom, thief guilds, merchant guilds, temples, the shipping industry, magic shops, and more.