Slam 'n' Jam '96
Tap X rapidly until tipoff. Then pause the game and unpause it. The players now have big heads.
Pick your teams in any mode, and start a game. After the "Scouting Report" screen, rapidly and alternately press L1 and R1 until the tipoff, then pause the game. Make sure the last button you press before you pause is L1. Unpause the game and all the players will be smaller.
Alternatively you can tap Z rapidly until the tipoff. Then pause the game and unpause it.
View Shot Percentage
Press and hold L until tipoff. Pause the game, then unpause it.
Kody's PlayStation Codes