2009 Mercedes-Benz SL 65 Black SeriesThere are supercars and then there are Super Cars. And most assuredly, one of the latter made an appearance at the Los Angeles show—the 2009 Mercedes-Benz SL 65 Black Series. At first glance, the new Black Series appears to be a standard SL65 AMG, an aggressively styled car in its own right. But closer inspection reveals a car that is more menacing, with