Shuler Promotions in association with Kings Promotions presents championship boxing tonight at the 1st District Plaza at 38th and Market.  The highly touted light heavyweight prospect Yusaf Mack, 23-0-2 (13), will be going up against Harold Roberts 17-5-1 (7).  After his long awaited return last month was highlighted by a 15 second KO, the highly hyped and controversial storybook, "One Punch" Simon Carr will be making his 2nd pro fight this evening against Chris Edmunds.   There are a total of eight bouts scheduled which will feature, Maurice Wheeler, Darren Fallen, Jamal Davis, Farad Ennis, Andre Thompson and Astain Bailey.   The evening will also feature the comedy stylings of Buck Wild and a Joe Frazier book signing.