Go into the features menu and select codes.

To unlock and play with the for the Knicks, Bulls, and Celtics in NBA 2K7, enter "tpk7sgn" at the cheat code menu.

The Seattle Supersonics may be the best team in the game. They are dominant. They have three players who can all drain the 3 pointer: Rashard Lewis, Ray Allen, and Luke Ridnour. It is possible to take about 45 to 50 threes on average per game with them. Ignore the bad rating on the main menu.