Originally Posted by
spiritsurge
Can confirm that the hidden appearance has an AK requirement, I did Soultakers with 3 artifact knowledge and didn't get the appearance. Used the artifact knowledge I had in my bags to get up to AK 5 and did it again, the appearance dropped this time. It likely requires artifact knowledge level 4 or higher. My reps are all fairly low, my Valarjar rep in particular was still neutral so I don't think there's any rep requirements, probably just have to be max level and have AK 4.