Unlock all outfits (without using that code)
Reach round 50 of Survival Mode on Varsity difficulty or higher
Win a match in Pep Rally Mode
Win a match in Pep Rally Mode on Remorseless difficulty (80% goal or higher)
Win the tournament in 1-player Championship Mode
Beat Morse Playing Chicken in 1-player Championship Mode
Beat DJ PomĀ³ in 1-player Championship Mode
Politely ask the machine for an achievement