Crusader Kings II Wiki
The Crusader Kings II encyclopedia that you can edit.
About this site
Crusader Kings II is a grand strategy game with RPG elements developed by Paradox Development Studio. This Crusader Kings II Wiki is a repository of Crusader Kings II related knowledge, useful for both new and experienced players and for modders.
Anyone can contribute to the wiki. If you want to become a contributor please register (though you can also edit anonymously), and check out the work needed page. If you spot anything in need of improvement, don't hesitate to make an edit.
Learn how to play the game with our beginner's guide
Want to learn how to expand with advanced marriage techniques?
Want to play a small nation? Read the advanced small start guide
Looking for goals? Check the game achievements
Stuck? See how to use console commands
Wondering about something else? Look at our guide overview
Read the patch notes
Read the dev diaries
The Charlemagne expansion released October 14th
The Way of Life expansion released December 16th
The Horse Lords expansion to be released July 14th
Learn how to best construct your holdings.
Check the list of diplomatic actions.
Study the intricacies of religion.
Learn how to best educate your heirs.