Kaguya otsutsuki - Ōtsutsuki Clan

Owing to her lineage being from a celestial clan and due to the connection that she shares with the God Tree, Kaguya is truly as powerful as a God, a.

With no power left, Naruto and Sasuke engage in a fierce taijutsu battle that lasts almost an entire day.

Kishimoto saying he didn't know how to defeat Madara was obviously a joke, of course he wouldn't just spoil exactly how Madara gets defeated in an interview, that makes no sense.

Although his base form appears to be weaker, once he absorbed Kinshiki, his powers grew dramatically, and he became powerful enough to take on adult Naruto and Sasuke together at once.