• Recover Map Fragments during Ketchcrash missions and discover Treasure Coordinates by completing strikes, Crucible, Gambit, and other activities. • Restore Treasure Maps in the Captain's Atlas using Map Fragments and Treasure Coordinates. Treasure Maps reveal buried treasure at the end of Expedition missions, including gear and Plundered Umbral Energy. • Use Plundered Umbral Energy to focus Umbral Engrams at the Star Chart in the H.E.L.M. into Season of Plunder weapons and armor. • Advanced Treasure Maps can be unlocked to find different rewards at the end of Expedition missions.