The Dökkálfar Rune is one of the Five Runes that you’ll need to gather to enter to the Sacred Tree in the Forest and talk to the Forest Queen.
How to Get the Dökkálfar Rune
The last rune is the Dökkálfar Rune, you’ll get this on the Goblin Pursuit. Right after you have taken care of the Nökken. You’re still not safe. The screen will shake and all of the sudden a mob of tiny goblins will be chasing you. So RUN! Be ready to jump and duck to clear the obstacles in your way. Continue running to the right and you’ll get to the small cart attached to a zip line. Jump up into the cart to grab the Dökkálfar Rune.