cyberpunk Santa Claus, mechanical exoskeleton arm, neon-lit nanofiber suit, glowing cybernetic eye, anti-gravity hover sled with ion trails, holographic interface projecting gift list, standing in rainy neon alley, cinematic lighting, detailed mechanical design, 3D render, unreal engine 5，American comic style, American cartoon style, American comic book coloring, high saturation colors, bold black outlines, exaggerated deformation, dynamic lighting，Heroic characters, cinematic lighting, light leak effects, rim light, line thickening, neon lighting, and glitch effects.8K resolution, ultra-high detail, PBR material rendering, HDR environmental lighting, dynamic expressions, #Christmas2025#