All keys are included ARC Raiders In most cases, players will be able to access locked rooms that contain additional, more valuable loot. Because these drop probabilities are random, it can be difficult to obtain certain keys. Once you've found the key, you need to know where to use it and what loot you can get behind locked doors.
In most cases, rare and rare keys are simple in that you need to find a specific door to open them. that Dam Test Annex Key It's a little different, and the guide below explains why. ARC Raiders.
ARC Raiders: Expanded Slots, Explained
Some mods for ARC Raiders provide additional slots where players can store utility, healing, or throwable items. Here's how these augmented slots work:
ARC Raiders' Dam Testing Supplement Key Overview
Items and Equipment to Take to Kieran
Let's start by talking about how different your height is compared to other heights. In most cases the other keys only open one locked room, while in the case of the Dam Test Annex key, There are two options. Inside the test annex there are two locked rooms, and using the key in one of them will consume the key, so you won't be able to loot the second room unless, of course, you have the other key.
before starting the game dam battlefieldHere are a few things to keep in mind and items to bring with you. First, the most value you can get from these keys is during map conditions. electromagnetic storm, night raidand cold wave These all increase the value of the loot you can get from them.
However, the hatches are closed during night raids and electromagnetic storms, so if you find a lot of good loot, you'll have to escape through a few activated elevators and risk running into other online raiders.
For loadout: MK2 Loot This is a great option if you want to run: light shield entire. This gives you two secure pockets and an extra slot for trinkets. In addition to healing and grenades, you should also bring mines. shock mine or explosive mine This can be very useful to place near the entry point of the test wing, allowing you to be notified if other players enter the building while you are looting the core room.
Be sure to bring your keys with you unless you plan on using them in a map situation. hatch key You can escape through the hatch and return to Esperanza safely and quickly.
Who is that character?
Check out the silhouette before time runs out.
start
Check out the silhouette before time runs out.
Easy (7.5 seconds) Medium (5.0 seconds) Hard (2.5 seconds) Eternal Death (2.5 seconds)
Where to use dam test appendix key in ARC Raiders
After loading the match, head to the Test Annex located in the southeast corner of the map. This building has a medium loot value.One drop of medical or commercial item mostly. When you reach the western entrance, go up the stairs and open the door.
After closing the door, plant a mine right next to it and move forward, ignoring the stairs on the left. Here you will find the first locked door and can use the Dam Test Annex Key.
Inside this room, depending on your luck, you'll find a few lockers, a few medical bags, a fragile cabinet, a weapon case, and more. All of these have a chance to drop high-quality medical or commercial loot, such as Vita sprays and rare crafting components. Players can also find blueprints along with possible weapons.
Once you've looted everything in this room, you can head into the next locked room to the right of this room. This room is looking at the room from the outside. If you have another key, you can use it right now to start looting. Inside this room you can find items lying on a table and console.
There are also a few drawers where you can drop trinkets, mostly sold for coins, but some are useful for Scrappy upgrades or project needs.
If you're worried about running into hostile raiders when you go to loot or extract a locked room, and you don't want to risk losing your loot, you can choose: duo or trio. This will allow you to leave your friends to loot the building and leave it to you when you leave, but you may also need to share some of your key room loot with them.
Which test annex door should I open?
If you only have one key and can't decide which room to go to, Our advice is to open the locked door on the left. This is because the possible lockers and destructible cabinets can potentially drop high rarity blueprints, and the loot inside the room on the right feels slightly less plentiful when compared to both, especially under map conditions.
- released
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February 6, 2026
- ESRB
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Adults 17+ / Blood and gore, suggestive themes, violence, in-game purchases, user interaction
