a group of 10 large drones in flight gradually over the city, each drone has visible flashing lights that mimic the city's height and direction, one drone in the foreground is larger than the others making an explosive appearance, all drones have distinct markings such as "dr" and other technical numbers, scattered parts of the drones are illuminated with blue and red light from above, the buildings beneath them have a muted color palette predominantly dark green and blackish hues, the sky above appears cloudy with dramatic lighting effects casting long shadows against the drones, there is no text visible.