I used crimson fist, LVL 54 with
Earth style - super stone fist jutsu
Earth style - petrifying jutsu
Primary lotus
Pose of duel
Summoning: Blue snake

I also had Kakashi
2 star Neji
3 star Kankuro
Formation:
x --------- x------------x---- Neji
Kankuro - Kakashi - Crimson fist
x ------------x -----------------------
I used auto fight as it's gotten better but save Kankuro's mystery for the 8 puppets and Chiyo does a lot of damage so don't worry about clearing it quckly