Crimson Desert has the most diabolical lock and key system I've ever seen

As a guide writer, I love it when a game has lots of locked doors. It's fun tracking down keys, cracking them open, and discovering what treasures are being kept within—or at least it is to me. Crimson Desert has some really great puzzles, whether you're out exploring the world, or trying to crack open a safe like the Hernand Castle Strongbox. One thing I don't like, though: the way Crimson Desert uses its keys.

There are many, many locked doors on the continent of Pywel, and rather than having a key for each individual one...