Yanni Salika owns the antique store in Shilo Village, and is also the starting point for the One Small Favour quest. He is located north of the river. Yanni will buy many non-tradeable items that are made or gathered during quests, but are of no use after the quest has been completed.
Here is a list of quest items that he will buy:
Items of interest
|Tattered scroll||Shilo Village||100 coins|
|Crumpled scroll||Shilo Village||100 coins|
|Bervirius notes||Shilo Village||100 coins|
|Bone key||Shilo Village||100 coins|
|Stone-plaque||Shilo Village||100 coins|
|Locating crystal||Shilo Village||500 coins|
|Beads of the dead||Shilo Village||1000 coins|
|Black prism||Zogre Flesh Eaters||5000 coins|
Note that when you ask if he has any interesting items for sale, he will offer to sell back to you the Beads of the dead (for 1200 coins) or the Bone Key (for 100 coins), assuming that you did sell yours to him.