Common Raven Glide Morph in Throne & Liberty To unlock the Common Raven, complete the second objective in the Finding the Infiltration Route Exploration Quest in the Akidu Valley Exploration Codex: Speak with Resistance Officer Fritz at Akidu Valley Travel from the bottom of the valley and reach the Resistance Flag at Akidu Valley (unlocks the Common Raven) Speak with Resistance Officer Fritz at Akidu Valley