Chiaroscuro (Contrasted) Lighting Style XL + F1D + Illu + Pony - Chiaroscuro F1D V1.1
by ModelsLabchiaroscuro-contrasted-lighting-style-xl-f1d-illu-pony-chiaroscuro-f1d-v1-1This is v1.1 of Flux1D
Should help with low-key lighting, shadow and contrast style.