-265 81 805, stone brick structure down the SW path out of Costen, or accessed using a Goblin Stronghold Engraved Tablet.
Home to both Goblin Mages and Goblin Warriors, enemies that can take advantage of overconfident players. With strong gear however, they're no threat. The Goblin Iron and Goblin Souls you acquire there are important before you attempt to slay stronger enemies.