The Nine-Tails looked at the purple pillar of light behind Liao Wu. Back in Leaf Village, it had learned through Kushina's Shadow Clone that the Dragon Vein could distort space and time.
Naruto had been brought from the future to the present by the Dragon Vein.
The Nine-Tails' eyes darted as it used Chakra to communicate with Kushina and Minato.
"Kushina, Minato, no matter what, we can't defeat Liao Wu!"
Minato and Kushina found it strange that the Nine-Tails was speaking so furtively.
What was there to hide?
"I have a plan: knock Liao Wu into the Dragon Vein and trigger a Dragon Vein upheaval to send him to another time-space!"
Minato and Kushina understood now. The Nine-Tails was guarding against Kaguya. If Liao Wu were sent to another time-space, the Rinnegan would go with him.
Kaguya wanted to obtain the Rinnegan from Liao Wu and Kushina to restore Madara to his complete form.
There was no way she would simply watch Liao Wu be sent to another time-space.
Kushina scratched her head. "But if we do that, he'll take the Rinnegan to another time-space."
The Ninja Sect higher-ups wanted to obtain Liao Wu's Rinnegan, not destroy it.
Only a pair of Rinnegan could unleash their full power.
It was a supreme treasure. In the hands of bad people, such a treasure was a weapon that could destroy the world; in the hands of good people, it was a sword of order that protected the world.
In the Original Work, after Madara died, his Rinnegan had not been destroyed by the Leaf Village People. Rather, Madara's Rinnegan had already been crippled.
In the manga, Madara's Rinnegan had clearly been completely absorbed by Kaguya. After Kaguya was sealed, Madara's Rinnegan did not return.
For any faction with a functioning brain, a