Obito's expression grew even uglier.
White Zetsu might have been unreliable most of the time, but he would not make a mistake about something like this.
Especially the patterns in a Sharingan.
Madara Uchiha had once ordered White Zetsu to monitor countless Uchiha clansmen. White Zetsu was no stranger to the differences between an ordinary Sharingan, a Mangekyō Sharingan, and an Eternal Mangekyō Sharingan.
"Ren is hiding more secrets than we imagined."
Black Zetsu spoke slowly.
"Not only can he awaken the Rinnegan himself, he can also help Shisui and Itachi break through the limits of the Eternal Mangekyō."
"If the Uchiha Clan has mastered a reliable method of improving their kekkei genkai, their strength will keep skyrocketing."
Obito said nothing.
He thought of Ren.
The Uchiha Clan Head who had once been unremarkable in Konoha now possessed the Rinnegan, had subdued Madara, defeated Nagato, and dismantled the Akatsuki Organization.
Now, Ren had two more powerful allies capable of wielding Complete Body Susanoo.
If the Uchiha were given a few more years, who in the shinobi world could still hold them in check?
White Zetsu held out the pill in his hand.
"I stole this from the Seireitei too."
Obito looked at the pill.
It was pale gold, with a smooth, rounded surface and no extra markings.
"What is this?"
"Something the younger Uchiha eat when they train."
White Zetsu said:
"Every one of them has a bottle. Nobody treats it like a treasure. They just eat one when training tires them out."
"I saw how casually they ate them, so I helped myself to one."
Obito took the pill and fixed his Mangekyō Sharingan on it.
His ocular power penetrated its outer layer, carefully examining its internal structure.
A moment later, his expression changed.
The pill contained no sealing