Alternatives to The Castle Doctrine for all platforms with any license

Dungeon Keeper 2

Discover your evil side as you build your own underground kingdom. Carve out a living, breathing world and attract a host of devilish creatures to swell the ranks of...
- Discontinued
  Discontinued but available at GoG: https://www.gog.com/game/dungeon_keeper_2
Commercial Windows
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20 Like
Evil Genius

Build a secret base, gain notoriety by completing daring missions, repel the forces of justice in real-time combat, and develop evil super-weapons to complete your...
- Discontinued
  The game was released on September 28, 2004. It can be still bought from GOG.com
Commercial Windows
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11 Like
The Mighty Quest for Epic Loot

An outrageous medieval fantasy game where wealth, status and showboating are the name of the game!.
- Discontinued
  This game was shut down, it is no longer playable at all.
Commercial Windows Steam
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1 Like
OpenDungeons

An open source, real-time strategy game sharing game elements with the Dungeon Keeper series and Evil Genius. .

Free Open Source Windows Linux
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1 Like
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