Required Tools

• Download above required files >> [You must be registered and logged in to see this link.]
  
• Fiddler2 >> ul.to ayfpe2
  
• Chrome/Firefox
  

Credits: Errorlog2, Pwnthis & Lloyd Vicent Dagmil

This cheat includes Amaterasu, Custom "PWNED" missions, a special "Errorlog" mission for 15k exp and MORE. Just download the required file above and try it out! Have fun.

Note: Seems like ErrorLog mission for 15k can only be done ONCE. You will get an error if you do it again.
Steps:

1. Open Fiddler and go to Autoresponder
   
2. Tick both Enable auto... and Permit Passthrough..
   
3. You will be replacing the data_library_en file so click ADD and insert this rule editor
   REGEX:(?insx).*data_library_en\.swf$
   
4. Replace it with the downloaded file from the links above.
   
5. Once replaced, just go into Ninja Saga and you will have amaterasu, custom missions, all missions unlocked.
   
6. Tested, working, and savable as at 30/6/2010