2004-I Copa Mustang was the first installment for the 2004 season in Colombian professional football. This year it featured the new team of Chico FC, who was promoted from the second division. Centauros Villavicencio would go back to the second division. The tournament started February 1, 2004 and endend in May 16 of the same year
The second phase of the 2005-I tournament consisted of two groups of 4 teams semifinals. This was disputed by the best eight teams from the first phase of the tournament. the winners of each group will face on the finals to define a champion.