EE-DAYCGN GUIDE CGN ↗

Act 4 · 41 collectibles

Act 4 collectibles

The longest act: two open districts, a timed train stop and a factory.

Act 4: 41 collectibles

The longest act and the biggest list. Chapters 1 and 3 are open districts, with seven side missions between them. Chapter 2 has the one time-limited collectible in the campaign.

Also in this act: 46 Hard Cases, 7 side missions, 13 Supply Cache stations, the full Act 4 route. Entries are in route order inside each chapter.

Chapter 1 · Hope and Ruin 13 collectibles

A large semi-open district. The map shows most items once you are close. The three secondary objectives are here, and the Opera House end of the district leads on to the next chapter.

Video route: OhNoNotAddy (YouTube) ↗

  • Unlocks by itself COG Tags

    Do not search for this. It is awarded automatically. As the chapter opens, after the opening cutscene.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    At the fort at the start, before you leave through the big hole in the wall.
    Route
    1. From the chapter start, head down to the memorial area.
    2. Look to your right before the hole in the wall.
    Pickup
    On the podium at the memorial.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • COG Tags
    When
    Just after you leave the fort.
    Route

    Cross the bridge from the fort and turn left at the first intersection.

    Pickup
    On the ground by a wrecked truck, among a lot of blood.

    Also written: COG Tags of Sergeant Betsy.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    Inside the Regalia Hotel.
    Route

    From the entrance, go inside and straight across to the reception desk.

    Pickup
    On the front desk.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    After the hotel, on the route toward the objective past the cathedral area.
    Route
    1. From the hotel entrance go right and out the back through a hole in the wall.
    2. A street runs under a tunnel on your left but it is blocked; find the crashed van or truck there.
    Pickup
    By the open door of a crashed van, on the floor (one guide says on the driver's seat).

    The in-game name is in capitals as 'DISPUTE Magazine' in some guides and 'Dispute Magazine' in others.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    After the restaurant Hard Case (9), near the plaza with the Locust snipers.
    Route
    1. Leave out of the back of the restaurant; a partly destroyed apartment building is on your left.
    2. Climb the ledges on the right side and into the apartment above.
    Pickup
    In the kitchen with light blue walls, on a cabinet or counter.

    Also written: Anniversary Card and Tickets.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    At the very bottom of the map (labelled Cooper Commons), on the way to the main objective.
    Route
    1. Go through the courtyard with a green metal statue and market stalls.
    2. Climb the steps at the back to the artwork on your right.
    Pickup
    On the floor to the right of the paintings, on an overturned canvas.

    Also written: A Hand Written Letter, in Vasgari.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • COG Tags
    When
    After the Missing Convoy objective, on the way to the university.
    Route
    1. Head left until two sets of steps run up to a higher area.
    2. Take the right-hand steps.
    Pickup
    On the floor just to the left at the top, on a body in the garden.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    When you reach Kalona Square, after you clear the Locust.
    Route

    Go to the bottom of the square and jump into the ruined gift shop (the red souvenir shop).

    Pickup
    On a stand against the back wall on the right.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • COG Tags
    When
    In the courtyard to the left of Kalona Square, by the university.
    Route

    Head into the courtyard beside the university building.

    Pickup
    On a dead COG soldier against a blood-stained wall.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    After the gate out of Kalona Square, on the road toward the Opera House.
    Route
    1. Go up the road; a police car is on the right with an alley behind it.
    2. Go down that alley.
    Pickup
    On the ground at the back of a (blue) car.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • COG Tags
    When
    At the Opera House.
    Route

    Go to the left side of the Opera House and follow the path all the way down to the dead end.

    Pickup
    At the back of an ambulance that has crashed into a sinkhole.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    Inside the Opera House.
    Route
    1. The entrance is to the right as you face the front.
    2. Go left and up two sets of stairs to the next floor.
    3. Go out through the hole in the wall on the right onto the balcony.
    Pickup
    On the right of the balcony.

    Also written: Light Darker Opera Program; Lighter, Darker Opera Program.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

Chapter 2 · Technical Difficulties 2 collectibles

Video route: OhNoNotAddy (YouTube) ↗

  • Timed COG Tags
    When
    The train stops at a station lit by red light. You have to get off during the first fight there, and the train leaves again.
    Route
    1. The instant the train stops, step onto the platform.
    2. Look for the Westbound and Eastbound sign.
    3. Pick up the tags and get straight back on the train.
    Pickup
    On the dead body in front of you on the platform, below the Westbound/Eastbound sign.

    TIMED: you may not have time to clear the enemies first, so grab it and rush back to the train to fight. One guide says that if you miss it you have to replay the chapter.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Guides differ Document
    When
    At the next station after you get off the train.
    Route

    Do not take the 'Exit' on your right. Go left instead and walk to the right side of the platform.

    Pickup
    Against a wall on the platform.

    GUIDE CONFLICT: two other guides say to go back along the tracks into the right-hand tunnel and look on its left wall.

    Also written: N0 80 Graffitied Poster.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

Chapter 3 · Tough as Nails 14 collectibles

The last big open district. All four secondary objectives here are around the Gavel Dockyard, rail yard, power grid and Seradyne factory.

Video route: OhNoNotAddy (YouTube) ↗

  • Document
    When
    After you talk to Auntie in the bar and enter the main area.
    Route
    1. From the first Hard Case, look left to a hole in a wall and drop through it.
    2. A large building is on your right with civilians shooting at Locust. Go in to the back room.
    Pickup
    On a desk in the back room (the Seradyne Industries building).

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    In the rail yard.
    Route

    Climb into an empty train car in the yard.

    Pickup
    Beside the generator inside the train car.

    The first-hand guide's text for this item repeats a different entry, so this location comes from two other guides.

    Also written: R.I.G Component.

    Confidence: medium · Sources: TechWiser, NerdStash

  • Document
    When
    Back near the entrance to the open area.
    Route
    1. Return to the entrance to the area and take a left.
    2. Head forward.
    Pickup
    On the wall (a green poster).

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • COG Tags
    When
    In the warehouse near the train yard.
    Route
    1. Go back into the warehouse and all the way up to the roof.
    2. At the top of the stairs go forward and to the right.
    Pickup
    Next to a dead body against a large generator-like structure.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    During or after the Special Cargo objective, in the weapons warehouse building.
    Route

    Go up the stairs to the building and in (one guide says the second floor).

    Pickup
    On the right side, between two crates.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

  • Needs a side objective Story item
    When
    At the end of Special Cargo, when you open the cargo container.
    Route

    Finish Special Cargo and open the shipping container.

    Pickup
    Inside the container.

    It is a pickup inside the container. It is not awarded automatically.

    Linked side mission: Special Cargo.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash, GamersBeacon

  • Guides differ COG Tags
    When
    In the rail yard, after Fire in the Hole.
    Route
    1. Drop down to the train yard and look back at the building you were just in.
    2. Go through the train carriage in the centre to the back.
    Pickup
    In the right-hand corner, on a dead Gear soldier.

    GUIDE CONFLICT: two guides put this 'inside the refinery building' with a headless body. The first-hand guide's route is the rail yard carriage.

    Confidence: low · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    At the Seradyne factory.
    Route
    1. Go to the back of the factory and in the entrance.
    2. Turn right.
    Pickup
    On the wall (the bottom floor).

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    Where you have to clear the loading bay of Locust.
    Route
    1. Climb up the blue van.
    2. Go into the small room on the left.
    Pickup
    In that small side room.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

  • Guides differ Story item
    When
    After the loading bay.
    Route
    1. Drop down and look at the red brick warehouse on the right of where the main objective is taking you.
    2. Go in.
    Pickup
    By the back wall, opposite the door you came in by.

    GUIDE CONFLICT: two guides place it 'on the sofa in the corner of the largest factory in the middle of the map'.

    Also written: Severed Jack Bot Head.

    Confidence: low · Sources: Gamer Social Club, TechWiser, NerdStash

  • COG Tags
    When
    In the Seradyne loading bay area, after the Hard Case on the slope.
    Route
    1. Turn right and follow the slope up and round to the right.
    2. Cross the collapsed walkway (you have to jump).
    Pickup
    On the separated upper section at the back left of the loading bay.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Guides differ Story item
    When
    Across from the power station, as if heading to the Seradyne factory.
    Route
    1. Climb the rope.
    2. Take a left, then a right, to an open-air rooftop section.
    Pickup
    On the floor against the wall on the left.

    GUIDE CONFLICT: two guides say 'on the street north of the poster, near the Young Artists Night Poster'. The first-hand guide's route and the in-game list order both point to the rooftop.

    Confidence: low · Sources: Gamer Social Club, TechWiser, NerdStash

  • COG Tags
    When
    Back inside from the brandy rooftop.
    Route
    1. Cross the bridge to the building on the other side (a garage).
    2. Stay on the top floor and follow the path round to the right.
    Pickup
    On the floor next to a huge dead creature (one guide says a dead Boomer).

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • One-way Document
    When
    The chapter's final objective: you climb the communications tower.
    Route

    At the top of the stairs, turn left and double back.

    Pickup
    On the square blue console in the centre, near the window.

    A guide advises finishing every other item in the chapter before this final objective.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

Chapter 4 · Signals 5 collectibles

Video route: OhNoNotAddy (YouTube) ↗

  • Story item
    When
    At the fuel station near the start (the only one in the chapter).
    Route

    Go in the front door of the kiosk and round the counter on the left.

    Pickup
    On the floor in the corner.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    In the woods on the way to the comms tower.
    Route
    1. Past the fallen tree you reach two routes: a bridge on the left, or under it on the right.
    2. Either cross the bridge and drop down to the left, or go under the bridge and climb the ledge.
    Pickup
    Below the bridge.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    Near the comms tower, after the last Hard Case.
    Route
    1. Go right after the last Hard Case and look to the top left corner for a round tower overlooking the area.
    2. Walk to the end of the walkway.
    Pickup
    Resting against the central tower.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    Inside the comms station, where you progress the main objective.
    Route

    Take an immediate left and go down the steps.

    Pickup
    Pinned to a noticeboard on your left.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    In the same room as the photo.
    Route

    Turn round and move to the central console, just on your right.

    Pickup
    On the end of the console.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

Chapter 5 · Paths Diverge 2 collectibles

Video route: OhNoNotAddy (YouTube) ↗

  • COG Tags
    When
    In the first seconds of the chapter.
    Route

    Turn around and walk to the right-hand corner (one guide says 'turn left immediately').

    Pickup
    On the ground in that corner.

    Check before you do anything else.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

  • Guides differ COG Tags
    When
    After you pass through the building to get round the barricade in the first rail yard section.
    Route
    1. Go to the upper right of the first yard section.
    2. Climb the crates to the bridge above.
    Pickup
    At the very end of the bridge on the right, against a door.

    GUIDE CONFLICT: two guides say it is on the way to the reactor in the chapter's last section.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

Chapter 6 · Critical Failure 5 collectibles

Video route: OhNoNotAddy (YouTube) ↗

  • Story item
    When
    As soon as you enter the refinery, before the fight starts.
    Route

    In the first building you enter, go to the back desk, to the right of the first Hard Case.

    Pickup
    On the back desk.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Story item
    When
    After the long elevator, in the open area of the refinery before the tunnel.
    Route
    1. Go left of the elevator to a pipe you will crawl into.
    2. Before that, turn right to the body on the ground.
    Pickup
    On the ground by the body, in a corner.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Document
    When
    After you regroup with your squad.
    Route
    1. Go down the steps to the floor below.
    2. Find the room at the back left.
    Pickup
    On the floor of the dark room.

    Confidence: high · Sources: Gamer Social Club, TechWiser, NerdStash

  • Name not checked in game Document
    When
    In a little office in the Central Channel area, which the story takes you through.
    Route

    Before you leave through the door on the right, go to the back wall.

    Pickup
    On the noticeboard (one guide says on the desk).

    Three guides spell it Elliot and one Elliott. The in-game spelling has not been confirmed.

    Also written: Memorandum to Dr. Elliott.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash, GamersBeacon

  • Before the boss Document
    When
    In the room with large green schematics, shortly before the boss fight.
    Route

    Go to the back left of the room.

    Pickup
    On a desk.

    Two guides say it is in the last room before the boss and cannot be taken once the fight starts.

    Confidence: medium · Sources: Gamer Social Club, TechWiser, NerdStash

How this act was checked

Item names were read off the in-game War Journal in a first-hand playthrough, and each location was compared across guides. Directions are written in our own words and have not been re-tested by us in the game. Where guides disagree the entry says so. Last checked October 7, 2026.