The Rinnegan was powerful, but it did not let its wielder survive in space. To fly at high speed, Fugaku had to use Susanoo.
The Otsutsuki were different. Strong or weak, they could all survive in space and fly swiftly through the sky.
Fugaku was no weaker than many Otsutsuki Ninja. Someone like Kinshiki was downright useless, fit only to become food for his companion, who consumed him as Chakra.
Yet even an Otsutsuki with so little strength could roam the sky and space at will.
What Fugaku lacked was not strength, but a transformation in his very nature as a living being. The Miniature Ten-Tails was the key to that transformation.
Then he could roam the entire universe at will, with no need to remain in the Shinobi World.
Every day, he continued scraping cells from the Demonic Statue of the Outer Path and dropping them into the Nutrient Tank.
Fugaku had just begun feeding Chakra to the Miniature Ten-Tails when he stopped. Someone had triggered the warning device he had set up outside.
A black mist flashed as he left the Secret Laboratory and crossed the corridor. Not far from the Demonic Statue of the Outer Path, a White Zetsu's head had emerged from the ground.
"So the Demonic Statue of the Outer Path is here. I wonder why Fugaku Uchiha put it here," White Zetsu muttered to himself.
Fugaku's eyes instantly changed into the Rinnegan. A blurred shadow flashed behind White Zetsu and hauled him out of the ground before he could react.
Fugaku pressed his palm against White Zetsu's head and drew out his soul. He carried the body into the Secret Laboratory and tossed it into the Nutrient Tank where he was cultivating the Ten-Tails, as nourishment for the Miniature Ten-Tails. White Zetsu's soul soon