(medium shot , back view) of a black aquatic creature with iridescent skin, coral growths, ribbon-like fins, multiple eyes, bioluminescent tentacles, glowing veins, ethereal bubbles bioluminescent corals pearl ornaments, battling a monster, located in a magical scene at a enchanted floating island during twilight with clear weather, illuminated by shimmering light, creating a epic heroic atmosphere, ,Masterpiece,best quality, photo, realistic, very aesthetic