Divinity: Original Sin 2

Divinity: Original Sin 2

Crafting Overhaul [DE]
Pluck 26. juli 2019 kl. 0.27
Where do you find Nightmares? For the nightmare essence.
I've tried searching online for any enemy that could be the nightmare and just wanna know where to find them. I tried going into GM mode to spawn them but nothings named nightmare.