Another day, another insane DT special edition face-off, where the penalties get called before the puck hits the ice. Today we've got a couple of heavyweight contenders, ready to accelerate your face into a pile of goo with 12-cylinder turbocharged power -- each with an asking price around $20k. What do you get? The 2006 Mercedes-Benz S600 or the crashed 2007 Bentley Continental Flying Spur?