Tools
-Fiddler2
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Procedure:
1. Extract all swf files from rar folder using winrar.
2. Open Fiddler and click autorespoder tab
3. Check "Enable automatic responses" & "Unmatched request passthrough"
4. Drop swf file on the table below "If URI matches..."
5. Clear browser's cache or click "Clear Cache" on fiddler
6. Force traffic to fiddler (firefox users)
7. Log in to Ninja Saga
8. Enter Style Shop and get your own rare hairstyle/s



Note:

Free users must have 200 tokens enough to buy a hairstyle
Premium users are eligible to get it free [You must be registered and logged in to see this image.]

Explain more, Like it if hacks all the stuff in the event. So far you mentioned hair which you need tokens for... :O