Dark sci-fi theme, Art Nouveau circus poster, digital painting featuring Voodoo and Demiurge symbols in metallic and rust tones, fusion of bone and mechanical parts as oxygen masks, creature from another dimension, flesh melding with metal, face marked with colorful gang tattoos, gold filigree lacework, mirror void of reflection, alien taxidermy resembling a mutant snake displayed in an intricate Cabinet of Curiosities, 5D liquid mercury structure hovering, scattered with primitive parasites, biomechanical terraforming landscape