Artificer's Hall is a building that can be upgraded in Caed Nua in Pillars of Eternity.
Once upgraded, you can purchase traps here from the artificer, and the Artificer's Hall Bonus becomes available. Interact with your bed in Brighthollow and select this option to receive a +2 Mechanics bonus for 3 rests.
Description[ | ]
The Artificer's Hall stores novel contraptions. Rebuilding it will allow you to buy traps there and to receive a Mechanics bonus for resting at Brighthollow.