Anima version :

weight between [0.8,1], best at 1

trigger word : dark_art_style

ZImageTurbo version :

weight between [0.8,1], best at 1

trigger word : dark_art_style

Flux version :

weight between [0.8,1.2], best at 1

trigger word : dark_art_style

Chroma version :

weight between [0.8,1.2], best at 1

trigger word : dark_art_style

Illustrious version :

weight between [0.7 ,1], best at 1

trigger word : dark_art_style