Sentinel Barracks is the 4th Chapter in DOOM: The Dark Ages. This DOOM: The Dark Ages guide shares a Sentinel Barracks walkthrough, documenting all the Collectibles you can find.

Where Are All Collectibles Locations in Sentinel Barracks in DOOM: The Dark Ages?

DOOM: The Dark Ages: Sentinel Barracks Walkthrough 1

There are 6 Collectibles to find in Sentinel Barracks. There are 2 Rubies, 1 Demonic Essence, 1 Codex Entry, 1 Toy, and 1 Weapon Skin. Below you will find all collectibles locations in Sentinel Barracks in the order you should encounter them.

Toy #1: Hell Knight

  • Shortly after picking up the Pulverizer and killing the demons in the room after it, you'll take a staircase outside
  • At the top, look inside to see a large horde of shielded enemies
  • Kill them all, then return to the entrance where the two large statues are
  • You can smash through the wooden boards to the left, and in the room you find is the Toy

Ruby #1

  • When you enter the hangar, the main objective marker will guide you to pick this Ruby up

Demonic Essence #1: Armor

  • When you get back outside shortly after the Sentinel Shrine, you'll perform a Shield Recall Jump to reach a big arena
  • A heavily armoured Mancubus will eventually spawn, and defeating it gives you the Demonic Essence

Ruby #2

  • Shortly after getting the Demonic Essence, you'll follow the path to an area with a broken bridge on your right, and a single invisible enemy will spawn
  • Having killed it, jump down onto the bridge and turn around
  • You can drop down into a secret area underneath where you just were
  • Follow the path you find past the enemies and fireballs, eventually leading back up to where the Ruby is

Weapon Skin #1: Nightmare (Accelerator)

  • When you reach the courtyard in the destroyed town area, look to the right
  • There's a staircase with Gold on it that you can take up to an area where soldiers are positioned
  • Here you'll find the Weapon Skin

Codex Entry #1: Sentinel Barracks

  • Just before the second Sentinel Shrine, follow the path to the left where the Gold is
  • At the end will be the Codex Entry

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