Full-body official illustration of katara, a water tribe woman with brown hair styled with hair loopies framing her face, tan skin, blue eyes, wearing a blue dress with white trim, white sash belt, blue choker necklace with pendant, blue trousers, and grey boots. A high-resolution medium shot of two characters standing side-by-side inside a bustling, realistic anime convention hall. Left character: A photorealistic katara cosplayer, a woman with brown hair styled with hair loopies framing her face, tan skin, blue eyes and large breasts size. She wears a a blue dress with white trim, white sash belt, blue choker necklace with pendant, blue trousers. The katara cosplayer wearing an extremely detailed, hand-crafted cosplay outfit, featuring natural skin texture, realistic hair physics, and soft studio camera lighting. Right character: The original 2D anime katara in authentic cel-shaded anime art style, with crisp line art, vibrant saturated colors, and expressive anime features. The 2D style katara is wearing a blue dress with white trim, white sash belt, blue choker necklace with pendant, blue trousers. She has brown hair styled with hair loopies framing her face, tan skin, blue eyes and large breasts size. Pose & Interaction: Both characters are standing close together, smiling happily at the camera. Each brings one hand up to the center to touch fingers together, jointly forming a completed hand-heart shape. Background: A sprawling, realistic comic-con interior filled with blurred background crowds, colorful vendor booths, hanging anime banners, and bright overhead convention hall lighting. High contrast visual dynamic between photorealism and 2D anime art. 8k resolution, cinematic composition.