All Doom: The Dark Ages Secret Collectibles Locations

By Dillan | May 20th, 2025 | Categories: FPS

Doom: The Dark Ages has many collectible items that provide various effects to your character. Most of them are in plain sight, while others are in much harder-to-reach areas. However, some of these collectibles are in secret areas that might not be marked or require certain actions to unlock. This guide will help players obtain all secret collectibles:

All Doom: The Dark Ages Collectibles in Secret Areas

There are 22 chapters in Doom: The Dark Ages, but not all of them have hidden collectibles. About three of them won’t feature secret areas, so they won’t be included in this table guide. Here are the locations for all secret collectibles.

Chapter 1: Village of Khalim
Secret	Location	Reward
Secret #1	Found behind a wooden barrier in the room after the Melee Combat tutorial. Use your shield to destroy the barricade.	Life Sigil
Secret #2	Found near the plaza behind a gate that you’ll reach by following the trail to the left after the church. You can open the gate via the Blue Key that you’ll obtain from killing cultists	Imp Toy
Secret #3	Found inside a cave below the cliff behind the Shredder Weapon. Follow the ledge to get down to reach the area.	Soldier Toy and resources
Secret #4	Found in another cave near the one in Secret #3. Sprint Jump to reach the next area.	Nightmare Combat Shotgun Skin
Secret #5	Found near the giant crane after defeating the demons when you obtain the Rail Spike Shredder. Follow the path towards the cliffside.	Purple Key
Secret #6	Found near a Wall Scramble before heading towards the final objective	Village of Khalim Codex

Chapter 2: Hebeth
Secret	Location	Reward
Secret #1	Found by jumping down the vent near the stacked boxes by the wall. The item is near the area where the demons initially spawned from.	Imp Stalker Toy
Secret #2	Found above the warded gate blocking the cultists, which you can reach via a climable wall.	Gold Trail
Secret #3	Found behind the metal doorway on the way to the Research Lab	Gold Cache
Secret #4	After Secret #3, there is another metal vent that you can charge into.	Life Sigil
Secret #5	Inside the vent, there is another secret that you can access by parrying the green projectiles from the blaster and going behind it.	Gold Cache
Secret #6	Found behind a blocked doorway after a major fight.	Gold Cache
Secret #7	Found inside a valve after breaking the metal lock and jumping into the hole.	Life Sigil
Secret #8	Found behind some meaty tendrils that you encounter on your path.	Gold Chest
Secret #9	Found through a vent that you find at the forked road before the teleporter. You can find the vent through a stack of metal boxes on the upper left side of the area.	Weapon Skin

Chapter 4: Sentinel Barracks
Secret	Location	Reward
Secret #1	Found behind a wooden barricade in the area with a Mancubus and several Shield Soldiers.	Hell Knight Toy
Secret #2	Found below the Lost Souls area near the end of the chapter. It should be near multiple refugees.	Nightmare Accelerator Skin
Secret #3	Found behind a door switch in the hall where you fight multiple Hell Knights.	Life Sigil
Secret #4	Found at the lower left part of the Mancubus Leader area.	Life Sigil
Secret #5	Found behind a metal crate on the platform behind it.	Gold Cache
Secret #6	Found after jumping down the broken bridge and turning around.	Gold Trail

Chapter 5: The Holy City of Aratum
Secret	Location	Reward
Secret #1	Found by dropping from a ledge near the bridge from Hell Carrier 1.	Gold Trail and Gold Cache
Secret #2	Found by jumping down the cliff after obtaining the Blue Keycard in Hell Carrier 1	Gold Cache
Secret #3	Found by breaking the breakable wall on the left after entering the second area of Hell Carrier 3	The Holy City of Aratum Codex
Secret #4	Found in the next room after getting the Super Shotgun where there is a green button on the floor. Break the chandelier above it to keep it pressed.	Ruby
Secret #5	Found by following the bridge near the Secret #4 area in Hell Carrier 3	Gold Trail
Secret #6	Found by breaking the breakable wall on left after entering the second area of Hell Carrier 3	Gold Cache
Secret #7	Found below the area of the place where you find the Demonic Essence – Health. Make sure to use the Gold Trail.	Gold Chest
Secret #8	Found by dropping off the ledges in the main circular areas in one of the Secret Landing Spots during the second objective.	Gold Trail
Secret #9	Found by using the Red Keycard in the locked area above a Gold Trail in the Secret Landing Spot during the second objective.	Ruby

Chapter 6: Siege Part 1
Secret	Location	Reward
Secret #1	Found beside the waterfall floating on top of the bank nearby the area where you find an Artillery and Life Sigil.	Life Sigil
Secret #2	Found in a hidden nook in the mountain near one of the objectives, secured by a wooden barricade.	Gold Cache
Secret #3	Found behind a locked gate of a tower. You can reach by swimming through the chasm found through shallow waters and the banner hanging by a pole.	Gold Chest
Secret #4	Found behind a locked gate in the area near the portal.	Gold Cache
Secret #5	Found behind a gate at the base of the mountain, where you find the Purple Key.	Slayer Toy
Secret #6	Found by traversing through a tiny valley nearby one of the Gore portals and finding a climbable wall in an area filled with demons.	Ruby
Secret #7	Found by jumping down the platform near Secret #6 and following the gold rail to a locked gate.	Nightmare Impaler Skin
Secret #8	Found behind a breakable wall marked by blue in the portal where you get Chainshot.	Gold Cache
Secret #9	Found by unlocking a gate with your Shield after using the portal near the Sentinel Shrines.	Gold Chest
Secret #10	Found by entering a cave by following a path near Secret #5 that takes you through broken wooden structures and beside the mountain.	Ruby
Secret #11	Found above the Gold Trail on the opposite ledge of the Kreed Makyr Codex.	Gold Chest

Chapter 7: Siege Part 2
Secret	Location	Reward
Secret #1	Found in a blue-marked door behind a breakable wall in the Mancubus room.	Life Sigil
Secret #2	Found behind the blue-marked door on the left side of the curved hallway with the Mancubus.	Gold Chest
Secret #3	Found behind a blue-marked door on the second floor of the church area, which you can reach by jumping across a gap.	Pinky Rider Toy
Secret #4	Found through a path after climbing two crates in the area with a crashed airplane	Life Sigil
Secret #5	Found behind a blue-marked door in the hallway with chairs.	Gold Cache and Gold Trail
Secret #6	Found after dropping into the courtyard after getting the Secret Key. Its through a door with a purple lock in the middle of the wall.	Ruby
Secret #7	Found after dropping into the courtyard after getting the Secret Key. Its through a door with a purple lock on the left end of the wall.	Siege Part 2 Codex
Secret #8	Found through the path after climbing two crates in the area with a crashed airplane	Ruby
Secret #9	Found in the area with a fan with a grate after falling down the ship. You can pass through this obstacle after finding and destroying the Superheated Metal past the door up on the wall.	Life Sigil

Chapter 8: Abyssal Forest
Secret	Location	Reward
Secret #1	Found above he area where you find the yellow key	Life Sigil
Secret #2	Found beneath one of the Gold Trails near where you get a ruby. Head down the bottom of the path and swim forward until you reach a climbable wall to get the first reward. Afterward, go to the end of the route and use your blue jump booster to reach the next area and defeat the single enemy there to get the next one.	Gold Trail and Ruby
Secret #3	Found behind a wall with a blue seal that you can destroy with a shield charge	Abyssal Forest Codex
Secret #4	Found in a breakable wall that you can destroy with a shield charge	Gold Cache
Secret #5	Found on an elevated ledge that you can access by using shield throw	Life Sigil
Secret #6	Found across a chasm after you destroy the wall in the open area where you meet the Pinky Rider	Gold Trails
Secret #7	Found after finishing the Ghostbuster Mission Challenge	Ruby
Secret #8	Found after destroying a wall and a barrier in the room with fire traps	Witch Toy
Secret #9	Found in a hole in the area where you meet the Pinky Rider	Gold Cache
Secret #10	Found across the mine entrance elevator	Gold Trail
Secret #11	Found on the wall on the left in the area where you obtain the Grenade Launcher	Gold Cache

Chapter 9: Ancestral Forge
Secret	Location	Reward
Secret #1	Found on the opposite side of the elevated platform area	Third Wolf Statue
Secret #2	Found behind a locked gate near the Ancestral Heart switch in the upper west enemy camp. You’ll have to defeat several enemies once you open the gate.	Vagary Toy
Secret #3	Found behind a breakable metal above the platforms	Nightmare Super Shotgun Skin
Secret #4	Found near the lowest west side of the Ancestral Heart	Life Sigil
Secret #5	Found in the area below Secret #4 by entering a downward path after you finish the gold trail	Gold Cache
Secret #6	Found near Secret #1 behind a locked gate	Gold Cache
Secret #7	Found on the opposite side of the elevated platforms area	Gold Trail
Secret #8	Found after exiting the breakable metal gate below the platform with the Lost Souls and Nightmare Imp Stalker	Gold Trail
Secret #9	Found by opening the gate behind a breakable wall below the Ancestral Forge	Ruby

Chapter 10: The Forsaken Plains
Secret	Location	Reward
Secret #1	Found on a cliff before reaching the gate for the first objective	Life Sigil
Secret #2	Found in a passage beneath the Wraithstone between the two Hell Cannons	Life Sigil
Secret #3	Found to the left of the Secret Key Tower before jumping down	Gold Cache
Secret #4	Found in a broken building after taking the right path when you drop down from the Secret Key tower	Life Sigil
Secret #5	Found to the right of the elevator, past the route with flame traps near the right Sentinel Shrine during the second objective	Cyberdemon Toy
Secret #6	Found to the right of the elevator, past the route with flame traps near the right Sentinel Shrine during the second objective	Ruby
Secret #7	Found behind a gate with a green seal after taking a Secret Key	Ruby
Secret #8	Found behind a locked gate you reach via stairs on the left facing Atlan	Prinze Ahzrak Codex
Secret #9	Found on a cliff north of a Hell Cannon tower to the right of the Atlan after the first objective	Demonic Essence: Skull Ammo
Secret #10	Found en route to the objective marker after you climb and drop down behind the Atlan	Gold Cache

Chapter 11: Hellbreaker
Secret	Location	Reward
Secret #1	Found on the opposite side after landing the Atlan at the start of the secondf objective	Atlan Toy

Chapter 12: Sentinel
Secret	Location	Reward
Secret #1	Found on the right of the path, straight from the vents after leaving the ducts	Sentinel Command Station Codex
Secret #2	Found behind the locked gate left of you after dropping from the command room. You can open it using a hologram behind a breakable wall nearby.	Chainshot Nightmare Skin, Gold Trail, Gold Cache
Secret #3	Found right facing the turrets inside the vent near the first Sentinel Shrine	Life Sigil
Secret #4	Found by dropping down the broken floor after using the elevator and crossing the gap	Gold Cache
Secret #5	Found past the gap after opening the yellow gate	Gold Chest
Secret #6	Found in a vent after breaking the wall near the Yellow Keycard	Life Sigil
Secret #7	Found by following the vent after you break the breakable wall in the vertical shaft near the Yellow Keycard	Secret Key
Secret #8	Found in a room guarded by an Agaddon Hunter past the area where you get the Secret Key	Wraithstone
Secret #9	Found behind a gate near the Sentinel Shrine	Kreed Mykr Toy

Chapter 14: Spire of Nerathul
Secret	Location	Reward
Secret #1	Found by dropping down the ledge after beating the Komodo Champion	Gold Cache
Secret #2	Found on the second floor after you destroy a breakable wall	Arachnotron Toy
Secret #3	Found below the ledge after you break a wall by shooting a glowing red orb	Gold Chest
Secret #4	Found on a walkway, you can access via a jump pad	Ruby
Secret #5	Found via a long stone bridge where you’ll get ambushed by a Komodo Champion	Gold Cache
Secret #6	Found near one of the Gold Caches through a nearby tunnel on the opposite end	Ruby
Secret #7	Found via a spiral pathway that goes up	Life Sigil
Secret #8	Found below the Cyberdemon after you reach the Sentinel Shrine	Gold Trail
Secret #9	Found on an elevated area, you can reach it by jumping off a ledge	Revenant Toy
Secret #10	Found after defeating the stationary demon for Serrat	Wraithstone
Secret #11	Found in the area where you get the Grenade Launcher and Wraithstone	Weapon Skin

Chapter 15: City of Ry’uul
Secret	Location	Reward
Secret #1	Found after using a lift that you can access by charging through a wooden barrier below the platform before the first shield charge ring	Gold Trail
Secret #2	Found on a platform near the main portal after you use a purple device near Secret #1	Ruby
Secret #3	Found after defeating Tentacles on a platform to the left before the second green ring	Life Sigil and Gold Trail
Secret #4	Found on a higher platform in the area where you first meet an Acolyte	Gold Chest
Secret #5	Found below the area where you first encounter an Acolyte	Gold Trail
Secret #6	Found past a water route filled with crushing traps that you open up by shield throwing an energy node	Gold Trail and Ruby
Secret #7	Found after swimming through the fireball path near the area with the purple device	Gold Trail
Secret #8	Found on a narrow platform near an Armored Mancubus and a Whiplash	Gold Chest
Secret #9	Found by going down a platform and using a green ring after defeating the Mancubus Leader and destroying the Gore Nest	Demonic Essence – Armor
Secret #10	Found behind a wooden barrier near the end of the chapter, right before you use the Cosmic Eye	Agaddon Hunter Toy

Chapter 16: The Kar’Thul Marshes
Secret	Location	Reward
Secret #1	Found by finishing two puzzle mechanics after entering a portal near a Gold Trail	Ruby
Secret #2	Found after destroying all Wolf Statues near a Gold Trail	Wraithstone
Secret #3	Found in a rotating room puzzle in front of one of the Gold Trails	Gold Chest
Secret #4	Found during the first objective in the same place as one of the Gold Cache	The Witch Codex
Secret #5	Found in a tunnel behind a black and green gate near the area with both a Gold Trail and a Gold Cache	Gold Chest

Chapter 17: Temple of Lomarith
Secret	Location	Reward
Secret #1	Found via a Shield Recall Jump in the beach starting area	Ruby
Secret #2	Found floating in the middle of the pathway through the waterlogged sunken ship	Temple of Lomarith Codex
Secret #3	Found inside a cave near the broken ship past the first Sentinel Shrine	Life Sigil
Secret #4	Found behind a blue barricade in an alcove hidden near the area where you fight the first Leader	Gold Chest
Secret #5	Found in the same area as Secret #3	Gold Trail
Secret #6	Found down a chasm that you can access via a portal at the base at the far side of the temple	Secret Area
Secret #7	Found in a nearby alcove in the base of the temple near the Sentinel Shrine	Gold Chest
Secret #8	Found in a maze via a ship near the entrance to the temple	Wraithstone
Secret #9	Found behind a locked gate near a Sentinel Shrine on the far side of the temple	Ruby

Chapter 18: Belly of the Beast
Secret	Location	Reward
Secret #1	Found in a secret area, you access it by destroying a green organ after defeating the Acolyte Leader	Gold Chest
Secret #2	Found by using shield recall, jump to the statue after you destroy the first green organ	Gold Trail
Secret #3	Found on the opposite side of a higher platform that you access by shield throwing an energy node	Ruby
Secret #4	Found on a green statue after destroying the second green organ	Gold Chest
Secret #5	Found by following the Gold Trail, you spawn after shield throwing the energy node above the biting traps once you destroy the third green organ	Gold Trail
Secret #6	Found in a pit after you finish a gauntlet challenge, once you destroy the third green organ	Gold Trail

Chapter 19: Harbor of Souls
Secret	Location	Reward
Secret #1	Found on top of a wall after jumping across a ledge	Gold Trail
Secret #2	Found in an area with enemies that you access by opening up a wall near the end path of one of the Gold Trails	Life Sigil
Secret #3	Found behind a gate that you can open by shield throwing a mechanism after using the elevator in the room	Ruby
Secret #4	Found on a ledge near a jump boost	Gold Cache
Secret #5	Found behind a blue gate after obtaining the Blue Skull Key	Gold Trail
Secret #6	Found behind the giant skull via the blue jump booster	Life Sigil
Secret #7	Found after using the elevator that you activate by shield throwing the blue mechanism	Wraithstone
Secret #8	Found above a ledge after using an elevator	Gold Trail
Secret #9	Found on top of a ledge after shield throwing a mechanism	Gold Cache
Secret #10	Found below a ledge that you access after breaking a wall with Shield charge	Gold Cache

Chapter 20: Resurrection
Secret	Location	Reward
Secret #1	Found behind a cannon past a broken wall along the path on the opposite side of a Gold Trail	Gold Trail
Secret #2	Found after destroying all Wolf Statues near a Gold Trail during the second objective	Wraithstone
Secret #3	Found in a narrow path near a Gold Cache during the second objective	Life Sigil
Secret #4	Found behind a yellow gate below a cliff in the area, you get the Yellow Secret Key	Cosmic Baron Toy
Secret #5	Found behind a gate in an area filled with enemies on the way to the third Siege Tower	Maykyr Drone Toy
Secret #6	Found underwater, which you reach by following a path on the right side of one of the Gold Caches	Gold Trail
Secret #7	Found behind a door that needs a Blue Key, below a platform where you get a Gold Chest during the second objective	Gold Trail
Secret #8	Found behind a breakable wall down in a cave near one of the Gold Trail	Gold Caches
Secret #9	Found behind a breakable wall after heading down a path, once you obtain a Gold Chest after defeating enemies	Gold Cache
Secret #10	Found behind a door that needs the Secret Blye Key near one of the Gold Trails during the second objective	Ruby
Secret #11	Found behind a locked structure that requires the Secret Yellow Key after you climb up the wall near one of the Gold Caches	Gold Chest
Secret #12	Found on the opposite side of the Serrat during the second objective	Commander Valen Codex

Chapter 22: Reckoning
Secret	Location	Reward
Secret #1	Found in a little cave near the hill where you initially dropped off	Life Sigil
Secret #2	Found by using a jump pad in a room with a chasm in the area before you open the gate to the next location	Gold Chest
Secret #3	Found in the same area as Secret #2, but you’ll have to walk on an organic bridge attached to chains to reach a hole containing the reward	Ruby
Secret #4	Found behind a blue stone barrier in an area you access after you unlock a gate by shield throwing its mechanism	Gold Chest
Secret #5	Found after destroying a blue barrier that hides a mechanism that will drop a climbable wall	Gold Chest
Secret #6	Found near the area where you find both a Gold Trail and a Life Sigil. It’s behind a gate after you climb a footbridge.	Ruby
Secret #7	Found in an area near the Marok Codex along the base of the hill. You can get this after obtaining the Purple Key that lets you return to previous areas.	Ruby
Secret #8	Found behind a locked gate near a Sentinel Shrine	Life Sigil
Secret #9	Found behind another gate near the path where you picked up the Blue Skull	Gold Chest
Secret #10	Found around the corner in the area where you picked up the Blue Skull	Wraithstone
Secret #11	Found on a slope in the courtyard near the area where you picked up the Blue Skull	Gold Cache

Note: These are just the collectibles that are considered hidden or are in secret areas. There are many other collectibles in plain sight or given as rewards.