Mongol Horde
Henderson Avenue nightlife necromancer Tristan Simon–whose Cuba Libre Cafe and private club called Sense have been generating more buzz than a two-speed nose hair trimmer–has purchased a big chunk of Genghis Grill, a Dallas chain of create-your-own-stir-fry Mongolian barbecues. Consilient Restaurants L.P., Simon’s command and control umbrella, picked up 50…