good buffs, Iruka,hiruzen edo, danzo(breakthrough)(five kage treasure), most hokage cuz they buff their whole lineup

rin would work, especially 3 star, and madara konoha founder, guy summer would give them more attacks

sasuke- Shikamaru(chunin), konan, suigetsu taka, mifune, the pains(expect tendo), hayate 3 star

naruto-killer bee(7 swords), pakura edo and fu(would give him 2 attacks), roshi edo