Dungeon merchant
Материал из Guild Wars 2 wiki
Dungeon merchants are vendors that require tokens acquired from a dungeon in exchange for goods. Like merchants, these NPCs have a "[Merchant]" suffix after their name and a normal merchant icon. Since the dungeon merchants have been moved to Vigil Keep, they do have a buyback feature.
List of dungeon merchants
Location images
In Lion's Arch
In Vigil Keep when Lion's Arch is under attack