How to include CASTLES in online PVP survival games: an open letter to Funcom, Conan Exiles

Castles in video games are awesome but what is the best way to include them into online survival PVP video games from a gameplay perspective. This is an open letter to Funcom who made Conan Exiles.
The Direct Connect IP to the Conan sever I'm currently playing on is: 158.69.120.193:7779

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