A new trailer for the Royal Court expansion can be seen on the official Paradox Interactive YouTube channel. CK3's Royal Court expansion will add a throne room to the game, which is a visual representation of the kingdom's status. The player can hold court in their throne room, allowing them to meet with vassals and courtiers, in order to deal. best wdt tool. Court Grandeur in Crusader Kings III Royal Court is a mechanic youll focus on once your ruler has a kingdom or empire-level title. Its represented by a. Crusader Kings 3 (CK3) is the latest instalment of the grand strategy trilogy Crusader Kings.Developed by Paradox Development Studio, this third opus has been offering players the occasion to rule a Middle Ages dynasty.