The first rule of underground Mario Kart racing is, you don’t talk about underground Mario Kart racing David July 28, 2009 3 Comments InfendoThis is your life and it’s ending one lap at a time.[Thanks, Dr. Blood!]Mario KartRelated Items Mario Kart prank video by Rémi Gaillard December 5, 2008Bad news for cheaters: Mario Kart 7’s getting patched! April 21, 2012Playing with power again: Nintendo having a heck of a run this holiday November 30, 2011