Underworld Knowledge

Underworld Knowledge is an perk in Dragon Age: Inquisition.

Information
Underworld Knowledge opens up new dialogue options during certain dialogues and quests. Additionally, it increases the amount of experience gained for each Codex entry unlocked by 50%. This is not retroactive.

The Hinterlands

 * Strange Bedfellows - Can be used to recruit Ritts as an agent of the Inquisition, assigned to Leliana.