Update: View the Bastion Quest guide here.
Thanks to the community, the final solution (code) has been solved! Once you have completed this last code, you may pick up Exotic Quest ‘Memento’ for Bastion Fusion Rifle from Saint-14. You must finish Saint-14 related Quests on the same character in order to get this Quest.
https://twitter.com/GladdOnTwitch/status/1219192811225894913?s=20
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EXPLORING THE CORRIDORS OF TIME (PART II)
“You’ve saved Saint-14, but you’ve left the Corridors of Time largely unexplored. See what you can find.”
Recommended Power: 800 | Requires Season of Dawn Season Pass
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GUIDES
Savior of the Past Emblem Reward (view more details below)
Corridors of Time Guide by DestinyTracker.com
How to get Bastion in Destiny 2 by shacknews.com
Corridors of Time FAQ via r/raidsecrets
Destiny 2 guide: Exploring the Corridors of Time quest by Ryan Gilliam via Polygon.com
Hidden Emblem ‘Savior of the Past’ and Emblem Code Graphic by @BerserkBrandee
Here is a helpful graphic by @BerserkBrandee, check out their profile for more artwork!
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VIDEOS
Destiny 2: How to Get the BASTION Exotic Fusion Rifle! | Season of Dawn by KackisHD via YouTube
Final Code No Spoilers Corridors Of Time by Cheese Forever via YouTube
Destiny 2 Corridors of Time Puzzle by Say No to Rage via YouTube
History of Hexagons by TheTeawrex via YouTube
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REDDIT POSTS