Check out this Empyrean Keys Guide of DOOM Eternal! Find out what are Empyrean Keys, How to get them, & their locations in DOOM Eternal!
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What are Empyrean Keys
Item To Unlock Unmaykr Weapon

Empyrean Keys are the items needed to unlock the powerful Unmaykr weapon, located in your Fortress Of Doom's Maykr Device. The weapon is obtained by getting keys from Slayer Challenges.
Check Out All Weapons List Here!All 6 Empyrean Keys Needed For Unmaykr

You will need a total of 6 Empyrean Keys before you can unlock the Maykr Device in your Fortress Of Doom. You won't be able to get Unmaker if you do not have the 6 Empyrean Keys needed.
Check Out Fortress Of Doom Guide Here!How To Get Empyrean Keys
Complete Slayer Challenges To Get Empyrean Key

You must complete Slayer Challenges which are locked behind Slayer Gates to get an Empyrean Key. A Slayer Challenge will pit you against waves of enemies at a brutal pace. A total of 6 Gates are there that must be completed before you get the required Empyrean Key.
Check out Slayer Gate & Slayer Key Guide Here!Access Slayer Challenges Through Slayer Gate

To start a Slayer Challenge, you must first find a Slayer Gate. Then, you must find a Slayer Key that will open that Slayer Gate. Bring the key to the gate so you can access Slayer Challenge.
All Empyrean Keys Locations
Missions With Slayer Gates & Keys

Click on each mission for the story walkthrough.
Mission | Location |
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Mission 2 | ![]() Click to Enlarge |
Mission 3 | ![]() Click to Enlarge |
Mission 5 | ![]() Click to Enlarge |
Mission 6 | ![]() Click to Enlarge |
Mission 7 | ![]() Click to Enlarge |
Mission 9 | ![]() Click to Enlarge |
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Story Mission Walkthrough

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