Coatl full body portrait of a young child, dressed in cyberpunk attire, with intricate bioluminescent markings on their skin, standing confidently in front of a massive, blurred neon-lit cityscape. In the background, a colossal gundam stands towering amidst the futuristic skyline, casting ambient lights that reflect off rain-soaked streets. The scene is rendered in ultra-high-definition 8k using octane render and unreal engine, showcasing an exceptional level of detail. The concept art leans heavily on realism, with a sharp focus on the child, whose expression exudes curiosity and wonder. The composition follows the rule of thirds, with a balanced masterpiece quality that captures the essence of a cyberpunk world.