Steps you Need:

1. Open Fiddler2 + click on autoresponder tab + check EAR & PPUR.
2. Drag npc_1,npc_2 and shop_new to autoresponder tab + Clear caches.
3. Play Ninja Saga, go to shop and buy them.

Download NInja Saga – Kakashi and Yamato (npc lvl100)

Download

source: http://sklil.blogspot.com/