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Horizon Forbidden West

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How To Complete No Man’s Land Relic Ruin

Shane Williams

This is a walkthrough for the Relic Ruin, No Man’s Land in Horizon Forbidden West (HFW). It’ll navigate you through the necessary steps to finding the Energy Cell and Door Code.

Aloy inspects the No Man's Land Relic Ruin

Starting Location Level Reward
Southeast of Plainsong 10 XPIconHorizonForbiddenWest.png5,000 SkillPointIconHorizonForbiddenWest.png2


Treasures await those who dare explore the ruins of the Old World.


  1. Find the Energy Cell
  2. Get The Energy Cell Across The Water
  3. Acquire the Door Code

Where To Find The Energy Cell

Head Southeast of Plainsong to find this Relic Ruin, then go over to the south side of the building and pull the crate over to the wall on the right and climb up. Follow the path around and use your igniter on the Firegleam to blast open a hole in the wall.

(1 of 5) Use the crate to climb up the wall

Go into the room on the left and use your pullcaster on the crate, then walk back out into the open room and use your pullcaster on the crate again to pull it onto the floor below. Drop down and use your pullcaster on the wall to the left and follow the path around to find another firegleam covered wall. Use the Igniter on the Firegleam to break a hole into the wall and collect the Energy Cell.

How To Get The Energy Cell Across The Water

Return to the open room and insert it into the charging station in the back right corner, then pull the crate towards the charging station. Collect the now charged Energy Cell and stand on top of the crate, then press Triangle DualSense-ButtonTriangle to drop it on top. Slowly, drag the crate over to the otherside of the room and place the Energy Cell into the slot to restore power.

Where To Find The No Man’s Land Door Code

(1 of 3) Scan the Datapoint for the code

Scan the VIP KEY! Datapoint to discover the code for the door is 2204, then pull the crate over to the wall and climb up. Finally, insert the code to gain access to the room and collect Energy Pit Stop Ornament to bring this quest to a close .


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Guide Information

  • Publisher
    Sony Interactive Entertainment
  • Platforms,
    PS4, PS5
  • Genre
    Action RPG
  • Guide Release
    16 February 2022
  • Last Updated
    31 March 2022
    Version History
  • Guide Author

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This guide for Horizon Forbidden West includes the following:

  • A Walkthrough for Main Quest
  • A Guide for all Errands, Side Quests and Cauldrons
  • An in depth analysis for Weapons and Armor.
  • Information on all new and returning Machines
  • How to find and complete all four Melee Pits
  • How to unlock and complete all stages of the Arena
  • How to find and override all five Tallnecks
  • Locations on all Collectibles
    • Ornaments
    • War Totems
    • Vista Points
    • Survey Drones
    • Signal Towers
    • Black Boxe

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