Honkai Star Rail Art Fine light and shadow, hair details, clear hair, no mismatched position of the characters, The Herta, The Herta (Honkai: Star Rail), brown hair, long hair, purple eyes, masterpiece, best quality, 2D anime illustration, honkai star rail style, hoyoverse artstyle, cel shading, 1girl, The Herta (Honkai Star Rail) as a magnificent ice-element mermaid queen, looking at the viewer, calm detached expression, elegant and mysterious aura,
mermaid transformation:
beautiful anime girl transformed into a majestic frost-themed celestial mermaid, the transformation strictly starts below her hips, her lower body becomes a magnificent and long flowing frozen ice crystal-based mermaid tail, whole body completely submerged under the water,
pose & composition:
medium full shot, elegant floating posture, she is weightlessly hovering underwater in a cosmic starry ocean, one hand is gracefully gesturing towards a floating glowing golden key prop, mysterious floating diamond ice shards and purple quantum energy particles swirling all around her,
character design (The Herta Form):
very long voluminous wavy light violet-lavender hair with dark blue undertones drifting beautifully like ethereal smoke under the water, sharp clear violet-amber eyes with a cold and refined gaze, gorgeous and mature facial features, voluptuous mature bust matching her official model,
clothing & costume details:
wearing her official elegant purple quantum attire and dark blue asymmetric dress top from her original design, a sophisticated black and royal purple high-collared bodice with intricate gold key filigree patterns, translucent dark violet fabric sashes floating softly around her shoulders, the dress transitions flawlessly into her crystalline tail at her waist,
mermaid tail details:
magnificent long mermaid tail made of translucent frozen ice and purple crystal structure, a beautiful color gradient of deep amethyst purple, violet, and frosty silver-white ice edges, no scales, no latex, the internal of the tail shows twinkling stars trapped in ice, the tail fin expands into massive delicate translucent jagged ice-crystal sheets and frozen silk banners waving gracefully in the water currents, radiating a faint freezing cold fog aura under the water,
setting & atmosphere:
situated deep underwater inside a magical frozen cosmic ocean at night, the water is filled with glowing galaxies, floating diamond ice shards, and starry cosmic dust reflecting deep blue and purple hues, massive golden keys floating weightlessly in the background, volumetric shafts of pale starlight piercing down from the surface creating a romantic shimmering light effect, cinematic soft lighting, grand, artistic, and heavenly fantasy atmosphere
Nov 3, 2026 5:46 PM