 the winners of each group will face on the finals to define a champion.2006-II - Copa Mustang or Torneo Finalización 2006 was the 64th installment of the Mustang Cup.It began on the night of July 15, 2006 with the opening match between Atlético Nacional and Cúcuta Deportivo in Medellín at the stadium Estadio Atanasio Girardot.