Ural Truck from Rise of the Reds mod for Zero Hour
What looks like an unsuspecting supply truck from the outside can turn into a stealthy anti-air weapon once deployed. The Stinger troopers that emerge from the back of the vehicle are veterans of countless conflicts and their proficiency with their launchers even rivals the effectiveness of more sophisticated heavy AA systems.
Rise of the Reds by SWR
Metal Slug by SNK