Amaterasu is Really Useful!

While Hui and adult Sasuke were still discussing ancient secrets, Orochimaru began an intensive verification process.

The method Code knew—rather, the one Isshiki knew—proved less effective in Orochimaru's tests than the one Kaguya knew.

There was a difference in effectiveness, but no qualitative difference.

After carefully comparing them, Orochimaru was certain he had seen the part responsible for that difference somewhere before. His memory was still reliable, and he soon thought of the ocular technique known as [Amaterasu].

This technique was remarkable. It could burn endlessly in the form of black flames. To ninja...