How do you get dark crystals in Overlord 2?

There are five such crystals to be found in the Netherworld Tower:

1. Foundations — A bit beyond the Armoury.
2. Private Quarters — In the southern part of it.
3. Throne Room — In the north-west.
4. Minion Barracks — In the south, on the broken bridge.
5. Minion Barracks — To the west, behind the Browns hive.

thus, How do you open the gate in everlight town?

Gates and Ladders

Open the gate of the town by using the possessor stone and then sneaking in. Don’t stray far and focus on opening the gate with the small turnstile. Once the gate is open, snap back to the Overlord by returning to the possessor stone or by holding the spell button for a few seconds.

notably, How do you get to everlight?

Everlight Town

1. Task: Gain entrance to Everlight Town. Teleport to the Everlight Temple Outskirts gate. …
2. Task: Get into Everlight Town. Call forth as many Brown Minions as you can from the Minion Gate and start down the path. …
3. Task: Destroy the Temple.

indeed

also

• Reference 1
• Reference 2
• Reference 3
• Reference 4