The Mustangs are in search of their first team Colorado title. Mullen will compete in the Centennial League, comprised of Class 5A teams, then shift to 3A in the postseason. The Mustangs will be in the third of 3A's 4 Regions with Alameda, Arvada, Bennett, Denver West, Englewood, Elizabeth, Fort Morgan, Holy Family, John F. Kennedy, Abraham Lincoln, Platte Valley, Sheridan, Skyview and Strasburg.