A hyper-realistic illustration of a sleek Black Mercedes Benz AMG GTR parked on a bustling Berlin street during a rainy noon. The cityscape features iconic Berlin architecture with modern glass buildings and historic structures in the background, creating an intriguing blend of old and new. The glossy surface of the car glistens with rainwater, reflecting the muted colors of the overcast sky and the vibrant urban surroundings. Streetlights and traffic signals glimmer through the mist, casting dynamic shadows and highlights on the car’s aerodynamic contours. Puddles on the wet pavement mirror the vehicle and surrounding environment, adding depth to the scene. Rendered in ultra-detailed 8K with HDR and using Octane's realistic rendering engines, subtle changes include a hint of autumn foliage on nearby trees and pedestrians with colorful umbrellas hurrying by, adding life and movement to the city ambiance.