Team and Character Codes
NBA JAM features politicians and secret characters that can be unlocked through two methods: Button input code in the front end menu (before the title screen, where you must press START to start) and by entering certain initials in the menu where you input your name. Enter directional codes on the D-Pad.
UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A - Unlock the Beastie Boys
Press LEFT 13 times, then A - Unlocks the Democrats (Barack Obama, Joe Biden, Bill Clinton, and Hilary Clinton)
Press RIGHT 13 times, then A - Unlocks the Republicans (John McCain, Sarah Palin, George Bush, Dick Cheney)
UP, LEFT, DOWN, RIGHT, UP, LEFT, DOWN, RIGHT, B, A - J. Cole and 9th Wonder