This article will guide you on how to reach Underdark from Goblin Camp (Temple of Selune) in Baldur’s Gate 3.
Go to the Heavy Oak Door in the Golbin Camp’s northern section. Defeat all Golbins before entering.
Go inside the Shattered Sanctum and kill the Priestess Gut’s to get the key to Priestess Gut’s private room. Head northwest and enter Priestess Gut’s private room and use the key to unlock the door.
You will reach Defield Temple. Continue your journey inside the temple to reach the Defiled Temple puzzle area.
In order to solve this puzzle, located in the Defiled Temple, you’ll need to rotate the panels so that all of the new moons (the black circles) are moved on the panel with the light shining on it.
Rotate the Left(1) plate once
Rotate the Top(4) plate once
Rotate the Bottom(2) plate once
Rotate the Right(3) plate once
Rotate the Bottom(2) plate twice
Rotate the Top(4) plate twice
Rotate the right(3) plate twice
Rotate the Top(4) plate once
Rotate the Right(3) plate once
Having solved the Defiled Temple puzzle, you can proceed on your journey to reach Selunite Outpost.
At Selunite Outpost, climb up the ladder close to the stairs and collect the Selunite key from the skeleton.
Then you can shoot the gem held by the Selune statue to deactivate the traps at the main gate.
Get down and interact with the lever near the door to open the gate and enter the Underdark area.
