A guide on completing the Mystical Key trace quest in Crimson Desert, featuring how to use it and where to go.

The Mystical Key and Polar Opposites quests come immediately after each other in Crimson Desert. You will have just won an arm wrestling match in Hernand tavern and helped some random villagers clean ...

Keys are required to open up most of the doors in Crimson Desert, allowing players to enter NPC houses and locked rooms in Crimson Desert.

Finding the door to kit the Mystical Key is one of the first unguided quests in Crimson Desert, so here's where you need to look!

Here's how players can gain entry into Hernand Castle during the Mystical Key main quest in Crimson Desert.