I've tried a whole ton of combos, but none seems to work, I can't seem to beat this. When i do take him out, he just revives. I've tried using Accupuncture to stop him from using his skills, chaos, everything, but nothing works.
The ninjas I have are
3 star - Zabuza, Hinata, Kakashi, Karin
2 star - Water Main, Anko, Tenten, Kabuto, Sai, Haku, Kimimaru, Sakura, Sasuke, Neji, Naruto, Temari, Kiba, Shino, Kankuro, Lee
1 star - Ino, Shikamaru, Choji.
http://forum.naruto.oasgames.com/en/forum.php?mod=image&aid=7824&size=300x300&key=cf16b77eedac2c1c&nocache=yes&type=fixnone
I'm level 54.