Mace Windu is back in Lego Star Wars 3: The Clone Wars for the PS3 and Xbox 360.
If you would rather put in a cheat code to unlock Mace Windu, pause the game and select Extras, then Enter Code. Enter the code 8NVRWJ to unlock Mace Windu.
Check out my other guide for a full list of unlockable characters for Lego Star Wars 3: The Clone Wars.