Tobirama Senju: A forbidden technique master? Call me a genius scientist. Orochimaru: What about me?

When Black Zetsu heard Obito say he intended to throw in the towel, he hurried to talk him out of it.

He opened with lines like, "Don't you want to create a beautiful world with Rin in it anymore? How can you face Rin if you carry on like this?"

That little combo steadied Obito for the moment. After promising to get to the bottom of things as soon as possible, Black Zetsu quickly possessed White Zetsu and left the Mountain Graveyard.

After Black Zetsu left, Obito snorted.

"Hmph. Is something like him really Madara Uchiha's will?"

Obito had suspected something was wrong with Black Zetsu from the beginning. Now, it seemed this fellow definitely wasn't Madara Uchiha's will.

Never mind Madara Uchiha, the mighty Asura of the Ninja World-even the other members of the Uchiha Clan wouldn't try to persuade someone that way. They would simply beat them into submission with their fists.

"There's definitely something wrong with this Black Zetsu. Then perhaps the Eye of the Moon Plan isn't so simple, either."

Obito wondered whether he should prepare a fallback for himself.

With that thought, he vanished into the Kamui Dimension.

As time passed, Tobirama Senju's genius began to show.

After absorbing the knowledge in those books, Tobirama Senju went from a forbidden technique master to a genius inventor.

The prototype he had built using the phone Tetsuya gave him as a model went through constant revisions and upgrades.

During that time, he also developed signal base stations and signal towers.

It was only because rockets hadn't been developed yet that he wasn't already launching satellites into the sky.

Even without communications satellites, signal towers and signal base stations could provide coverage throughout the Land of Grass.

As a former Hokage-or simply as a shinobi-he knew all too