Warner Brothers built a fake Batcave and invited some people to check it out to help promote The Batman movie, starring Robert Pattinson. Inside the cave, the company displayed an assortment of costumes from the new movie, but the event’s main highlight was the screen-used Batmobile stunt car, which takes on a design that reminds us of vintage muscle cars more than it does anything else. A video posted onto the Rana65556 Youtube channel gives us a walk around of the new Batmobile, and we get a few slices of information as a result. The Batmobile Muscle Car Has 650 HPAccording to the unnamed pe…