Fraternity teams
Press Up, Down, Left, Right, Up Down, Left, Right at the title screen. The bonus teams will appear under the team selection option.
Power-up dunks
Press Left, Right, Up, Up, Left, Right at the "Tonight's Matchup" screen.
Power-up three pointers
Press "Shoot", "Shoot", "Shoot", Up, Up, Up at the "Tonight's Matchup" screen.
Small players
Press Up, "Shoot", Down, "Shoot", "Pass", "Pass" at the "Tonight's Matchup" screen.
Big headed players
Press Down, Down, Down, "Shoot", "Shoot", "Shoot" at the "Tonight's Matchup" screen.
Unlimited whirlwind
Press Left, Right, Left, Right, "Pass", "Shoot" at the "Tonight's Matchup" screen.