Here come as requested by some of my followers the Dark version of Art Next-gen
for that I would first thanks @Arrssenne that helps me in finding good models to merge, and all our Beta Team (Lilou Ai, Gonzales, Buennor, Ben and all the new that joined) over at Discord that test my trials with me making sure I make no mistake.
Then, thanks to the wonderful Creator of the models Monster Diffusion (Razzz) and BaltasarXL (AlienHaze)
https://civitai.com/models/44339/monster-diffusion-sdxl
https://civitai.com/models/258276?modelVersionId=291227
As well as Loras:
Dark Fantasy
https://civitai.com/models/24934?modelVersionId=30200
Fantasy Monsters
https://civitai.com/models/251274?modelVersionId=283516
RMSDXL_Darkness_Cinema
https://civitai.com/models/239851?modelVersionId=270554
Now regarding settings its same as my usual, you can try your favorites ;)