For me No problem :D i using on arena shurado naruto mei fire main;Illusion, Fire Style: Fire Dance, Fire style: Phoneix, Genjutsu Mirror,Oboro Clone and King of Hell :D Looks like killing easy :D Ahhh... if you want by me a suggestion with water main look that team;

1.Lineup=Jikogudo-X-X(Naruto's sage clone will be here)

2.Lineup=X-X-X

3.Lineup=Azure Fang-Mei Terumi-Naruto[Sage Mode]

Talent;

Heal mystery,Heal standart, Chakra Blade,Enchament of Water or Healing Tips,Poison Tai with Lighitng Tiger King or Tiger King,

this team isn't good for round 1, but working to Round 3... Then, already they will die^^ Good Luck :)