A detailed humanoid repair robot character standing upright. Slim mechanical body with exposed joints, pistons, and panels. Wearing a worn red Santa hat and a simple scarf. One arm holding a tangled string of Christmas lights. Hard surface sci-fi design, clean silhouette. High-detail mechanical parts, realistic metal materials, subtle wear and scratches. Single character model, centered, no environment, no background. Game-ready 3D model, clean topology, realistic proportions. , #Christmas2025#