First Round: Interrupt Itachi with Iruka's mystery Use main's mystery on TenTen Use Tenten's mystery on Sai Second Round: Use Naruto's rasenshuriken on Sai Third Round: Use Tenten's mystery Fourth Round: ......
I haven't passed yet 140 but i used Earth with it, you should go for seals justus and heavy single damages...i advise to use Sage Naruto, Ningendo and Kage Gaara