The Unease of Black Zetsu

The Third Shinobi World War had ended in such a bizarre fashion, all because of Uchiha Chen's interference.

This might have been the strangest ending to a war in history. The Five Great Nations had been frightened by a single person into abandoning the war.

No one had expected Uchiha Chen to show up. Likewise, no one had expected him to be so powerful. How could the Five Great Nations possibly fail to hold one person?

No one would believe it if they heard the story. After laying waste to the various shinobi villages, Uchiha Chen hadn't rested.

He gathered all the Tailed Beasts he had collected. He didn't summon the Ten-Tails again. After all, he was already the Ten-Tails Jinchuriki, and absorbing it again wouldn't make much difference.

If absorbing Tailed Beasts alone could increase his strength, Uchiha Chen could simply have the system clone a hundred of them. Once he had absorbed them all, who could possibly stand against him?

Duplicate Tailed Beasts would only be devoured. Two identical souls could not coexist as separate Tailed Beasts, even if both were clones.

Uchiha Chen didn't plan to keep these nine Tailed Beasts in his world. Instead, drawing on the Sealing Jutsu he had learned from Miroku, he harnessed the power of heaven and earth and combined it with the Tailed Beasts' own power to seal them all in a unique space.

He couldn't let the people of this world keep relying on the power of the Tailed Beasts, nor could he allow the Tailed Beasts to appear in this world. Their original purpose had been as strategic weapons.

Tailed Beasts were a force that upset the balance. If two equally powerful shinobi villages went to war and one side had a Tailed Beast, the conflict would become a