- Changed the Occupy Ruin building to also respect the Khornate "Cannot Colonise" effect.

- Added the missing MCT settings menu description.

- Reworked the mod to make use of the Ace Core Library mod.
- Replaced Occupy Ruins dilemma with new Occupy Ruins under-city building.
- Under-Cities now use the same system as The Changeling's cults, meaning they can recruit lords and heroes. These features are disabled by default to preserve the intended Skaven under-city experience, but can be re-enabled using MCT.

- Removed the capitalized "MCT" in a script file name that prevented the game from opening as of game update 6.1.

- Updated the mod for update 6. No changes seemed necessary.

- Updated the mod for update 5.3. No changes seemed necessary.

- Updated the mod for update 5.2. No changes seemed necessary.

- Fixed a bug with certain MCT settings not locking in multiplayer campaigns. This bug did not prevent the mod from working.

- Updated the mod for update 5.1. No changes seemed necessary.

- Updated for update 5.0. No changes seemed necessary.