Through this cheat you can access the arena.
Tools:
Fiddler2
Google Chrome
Winrar
File – (skip add )
Steps:
Open Fiddler and go to autoresponder at the rop right
Check 2 boxes
Drag the file that you’ve just downloaded from link above
Go to ninja saga >Arena
Have fun!!
Report those bugs that you encountered in pvp
Clear browser cache if neccesary
Mozilla Firefox:
Click Tools > Clear Recent History > Check Cache > Press Clear Now
Google Chrome:
Click Tools Icon (at the top right) > Click Options > Under The Hood > Clear Browser Cache