DOOM Eternal – All Codex Entries, Secret Encounters and Runes (The Ancient Gods Part One DLC)

In this guide, i’ll show you locations of all the codex entries, secret encounters and runes.

Related Achievements / Trophies

All credit goes to Ming!

• Required Reading: Collect all physical Codex pages in a single save slot.
• Hypersonic: Complete all Secret Encounters in a single save slot.
• Lucky Charm Bracelet: Acquire all Support Runes in a single save slot.

UAC Atlantica: Codex Entries

Codex entry #1:

Codex entry #2:

Codex entry #3

Codex entry #4:

UAC Atlantica: Secret Encounters

Secret Encounter #1:

Secret Encounter #2:

You need to press this button before looking for anything

UAC Atlantica: Support Rune

Slayer Key and Gate:

Blood Swamps: Codex Entries

Codex entry #1:

Codex entry #2:

Codex entry #3:

There is a hole under the water, jump in.

Codex entry #4:

Blood Swamps: Secret Encounters

Secret Encounter #1:

Climb up to the top, there will be a hole there that you need to jump down to.

Secret Encounter #2:

Blood Swamps: Support Rune

Support Rune:

The Holt: Codex Entries

Codex entry #1:

Codex entry #2:

Codex entry #3:

Codex entry #4:

Note: To unlock the door to the room with the codex entry, you have to do the platforming section first, turn around, and shoot a button in front of you.

Codex entry #5:

The Holt: Secret Encounters

Secret Encounter #1:

Secret Encounter #2:

The Holt: Support Rune

Slayer Gate and Key:

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