Unlock Secret Teams
At the Main Menu, select Features and then select Codes. At the Codes screen, enter the following passwords to unlock the corresponding cheats. If you entered the password correctly, you’ll see a confirming message onscreen.
Passwords are case-sensitive.
Unlock the 2K Sports Team: 2ksports
Unlock the NBA 2K6 Team: nba2k6
Unlock Visual Concepts Team: vcteam
Let me know if any of these cheats do not work. Also, if I am missing any cheats, please contact me and let me know.