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 3A Region 3 with Alameda, Arvada, Bennett, Denver West, Englewood, Fort Morgan,.Holy Family, Jefferson, Middle Park, Sherdian, Skyview, Strasburg and Weld Central.