10,000 Storm Power-Up and Battle Select
In a One-Player game, press F2 and type .cheatorama 8675309.
Noose level
Enable the "Cheat mode" code, and get a large amount of money. Keep giving it to him, then let him kill you. When the game states that you failed, click "Continue", then "Leave Missions". Re-enter them and they should all be unlocked.
Just surrender in the Noose level and you will have completed it. You can now play any level in the game. Note: This must be repeated every time you play the game.