Harley Quinn, mermaid, aquatic princess, pink and blue hair, seashell bra, glittery tail, scaly legs, shiny fins, seductive pose, underwater kingdom, coral reef, ocean plants, schools of fish, sunken treasure chest, seaweed wrapped around waist, playful pout, sparkling eyes, bright colorful makeup, aquatic accessories, pearl jewelry, beach waves, sunset lighting, warm and soft ambient glow.