Atomic Heartlets players explore the top-secret Facility 3826 as Comrade Major P-3. Once players have reached the open world, they are free to roam around the facility.There are many Testing Groundslocated throughout the world for players to discover. These are abandoned laboratoriesthat contain crafting recipesto upgrade P-3’s weapons.
The Testing Grounds are mini-dungeons divided into three sections. Each section contains a chest with crafting recipes. Players can see which Testing Ground the crafting recipes are located if they are missing some. Testing Ground 6 is one of the earlier dungeons players can find as soon as they enter the open world.

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Unlock Testing Ground 6
The entrance to Testing Ground 6 is the closed tunnel near the Boat Station.
There is a tower across the water from this tunnel. Ascend to the topand activate the terminalto control the cameras in the area.

Use the closest camera to open the tunnel by pressing R1/RB. Swim into the tunnel and use the elevator to enter Testing Ground 6.
Puzzle #1
The first puzzle room is a set of platforms. Head to the far side to use the red crank. This rotates the platforms. Turn the crank to reveal another red crank on the lower platform and a locked door on the upper platform.
Use both cranks to get the door on the floor of the upper platform.

This way, the player can jump up and undo the snapping lock when it’s on the floor.
Rotate the door platform, so the open doorway can now be used to exit. The next room is filled with pistons and contains a save room on the left, while the bronze chest is in a room to the right.

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Turbine Room
Head up the stairs in the piston room to a new room with a spinning turbine in the center. Destroy allthe flying Pchela/Owl enemies, and the turbine will stop spinning. Drop through the hole in the grate and walk through the tunnels underneath the turbine.
Grab any loot along the way. Heading left at the fork will take P-3 to a series of yellow ledges. Use these to climb up and out. Follow the relaxing music to the nearby silver chest.

Open the chest to receive Kalash-Collimator Recipe.
Puzzle #2
Head upstairs to find the next puzzle room. There is a save room on the right if necessary. This room is simple to navigate. Do not touch the red crank. Jump on the platform and climb the shelves with yellow paint smeared on them. Hop up to the yellow ledge and climb up.
Turn and carefully drop onto the metal piece hanging out of the wall. Make sure to stop crouching and jump onto the top of the shelves.

Turn and jump to the exit. The final room has an elevator straight ahead, a save room to the right, and the gold chest nestled in a room to the left.
Loot the gold chest to get the Electro-Electromagnetic Emitter and Snowball-Battering Blow Recipes. Use the elevator to getback to the surfaceand complete Testing Ground 6.

Atomic Heartis available now for PC, PS4, PS5, Xbox One, and Xbox Series X/S.


