Finish all three ‘???’ objectives to get the Lost Memento
Source:https://www.polygon.com/destiny-2-guide-walkthrough/23922513/twilight-triumph-lost-memento-unlock-objectivesFinish all three ‘???’ objectives to get the Lost Memento
Source:https://www.polygon.com/destiny-2-guide-walkthrough/23922513/twilight-triumph-lost-memento-unlock-objectives