Board Thread:Theories and Speculation/@comment-45444155-20200507075527/@comment-45444155-20200516062752

LegionZero wrote: Naruto and Tobirama never said anything about the make up of TSB

Juubi chakra is not natural energy. Chakra and natural energy are 2 different things. The Juubi has both

They didn't talk, but decided to attack at the same time, because they realized that if senjutsu acts against balls, it means it acts against jinchuriki Ten-Tails. This means that both the balls and jinchuriki itself have the same chakra, which is vulnerable to senjutsu.

Otherwise, there is simply no connection.