Marco Antonio Rubio (56-6-1, KO% is 78% since he has 49 victories coming by way of knockout) entered as the No.11 middleweight in the world while Marcus Upshaw (15-8-2) entered as the No.46. ”ËœVeneno‘ Rubio vs Upshaw is valid for the vacant WBC United States (USNBC) middleweight title.