A realistic , muscular, black-purple dragon with a long neck and a long tail sits perched on a massive rock looking downward.. Oversized leathery wings and long pointed claws, represent fury majestic power. The black dragon's outer layer of scales feels rough and leathery, like that of an alligator. Every detail of his body is exaggerated in texture. Render in high-detail 4K textures with PBR workflow. Big eyes , a long snout above piercingly sharp fangs, complete his fierceness.