Activate the following cheats by entering the corresponding codes at "Features" > "Codes":
CHEAT FUNCTION - CHEAT CODE 2K China Team - "2kchina" 2K Sports Team - "2ksports" ABA Ball - "payrespect" All-Star Jerseys - "llaveyfonus" NBA 2K9 Development Team - "nba2k" Superstars Team - "llmohffaae" Visual Concepts Team - "vcteam" 2K Europe team - "2keurope" 2K Japan team - "2kjapan"
The Oklahoma City Thunder is still the Seattle Supersonics in the game. To fix this, go to "Create Team" and create a new team called "Oklahoma City Thunder". Use the Thunder logo provided in the game, which closely resembles the actual one. Draft all of the Sonics players to this team.