You c*e Kakashi, Hinata and Kabuto until you get your * lineup (Tobi, Deidara, Konan).

Kakashi as DPS/Combo
Kabuto as Healer and Clones support
Hinata as tank and Control.

You get kakashi after 7 days log in.
You get hinata from the ranked shop and elite instance fragments.
You get Kabuto from the Survival Shop.

Skill goes like this:
Mystery: Flame Dragon Jutsu
Attack: Flame Jutsu
Passives: Celestial Prison and Mirror Return.

If you don't have Kabuto you c*e another support champion like Sakura or Karin