All costumes
Select "Controller Setup" at the options menu. Then at the controller setup screen, press Up, Right, Down, Left, Down, Down, Right, Left to unlock all costumes. If you entered the code correctly, you will hear a sound.
Stealth Mode
When playing as SPider-Man using any costume, you can play in stealth mode by simply jumping from rooftop to rooftop like a spy. It requires imaganation and creativity. The black costume works best.
Unlock Arachnoman
Successfully complete 90 City Events, Collect 90 Tokens and complete 48 Combat Tours.
Unlock Hard Difficulty
Successfully complete 20 City Events and complete Chapter 8.
Unlock Health Bonus and Hard Difficulty Combat Tours
Successfully complete 12 Medium Combat Tours.
Unlock Health Bonus and Medium Difficulty Combat Tours
Successfully complete 8 Easy Combat Tours After Chapter 4 Hell of a Mess.
Unlock Insane Difficulty Combat Tours
Successfully complete all Hard Combat Tours.
Unlock Medium Difficulty
Successfully complete 10 City Events and complete Chapter 6.
Unlock Parker Hoodie
Successfully complete 75 City Events, Collect 75 Tokens and complete 32 Combat Tours.
Unlock Peter Parker
Successfully complete 50 City Events, Collect 50 Tokens and Win 4th Race against Johnny Storm.
Unlock Spidey Wrestling
Successfully complete 30 City Events and Collect 30 Tokens.
Unlock Switch Hero Option on Pause Menu
Successfully complete all Story Missions.
Unlock Symbiote Spider-Man
Successfully complete 100 City Events, Get all Tokens, and finish all Combat Tours.
Unlock Venom Races
Successfully complete all Story Missions.