2013 Mercedes-Benz C 63 AMG Wagon

So far shown only as a coupe, the 2012 Mercedes-Benz C 63 AMG Black Series is one vicious yet surprisingly compliant factory special; we know, as we recently spent a day thrashing one around Laguna Seca (more to come on that soon). Now, however, the boffins at AMG appear to be working on an Estate, or wagon, version of the ultimate C-Class. That skips right over the sedan version, which is also likely being tested but has not yet been spied. Nevertheless, we're glad to see the wagon version in process, as it lends an extra degree of utility to what is already a brilliant car. The C 63 AMG...