- BepInEx >= 6
- Polymod
Download BepInEx from BepInEx Bleeding Edge builds (version 6 does not yet have a stable release) BepInEx-Unity.IL2CPP-win-x64-<version>.zip and extract the contents into the game root.
Download PolyMod from github releases and place it under BepInEx/plugins
Create an archive with .dll and with patch.json and change its extension to .polymod, and then put it to to The Battle of Polytopia\Mods folder in the Polytopia root folder.
Enjoy!