Good Guide, I pass this with Kakashi, Guy and Hinata (Water main).

Round 1: Use Hinata skill, auto kills Kisame
Round 2: Kakashi Mistery on Sasori, Guy Interrupts Hidan
Round 3: Shark Bomb on Kakuzu (he can do the mistery, but u probably dont die xD), auto kills Itachi
Round 4: Enjoy killing the survivors.

Azure: Shark bomb, Whip, Blade, Toxin, Clone and Shiba Summon.