A magnificent Lich, its skeletal form crackling with emerald energy, lunges from an ancient, overgrown urban ruin at the dead of night, arcane glyphs pulsing with ethereal light across its tattered royal robes, surrounded by swirling, ghostly mist. FLUX Bioluminescent Dreams art style, hyperrealistic, octane render, dramatic lighting, volumetric fog, intricate details, sharp focus.