Seeing Jiraiya agree and willingly step aside, Naruto was overjoyed. He rolled up his sleeves and called to Sasuke, "Sasuke, this technique of mine is really powerful. Be careful!"
"Hmph!"
Sasuke let out a disdainful snort.
In his past sparring matches with Naruto, he had maintained an overwhelming win rate. So even though he knew Naruto's strength might have improved considerably, he still held a tremendous psychological advantage over him.
Naruto slowly closed his eyes and gathered himself for a moment before suddenly opening them.
As his eyes opened, a gentle golden Tailed Beast Chakra instantly enveloped his body, turning him entirely golden!
"This!?"
Sasuke froze for a moment.
In his memory, Naruto's Tailed Beast Transformation had merely covered him in a layer of orange-red Tailed Beast Cloak, turning him into a half-beast, half-human monster.
He had never expected Naruto to tame the Nine-Tails' Chakra to such an extent. Judging by its aura, one could barely sense the violent energy belonging to the Nine-Tails.
Without a doubt.
What Naruto had activated at that moment was none other than 'Nine-Tails Chakra Mode'!
The key to activating 'Nine-Tails Chakra Mode' was subduing the Nine-Tails and gaining control over its Chakra.
It was possible to subdue it through force, as Menma had done before or as Naruto had in the original timeline. It was also possible to reconcile with the Tailed Beast and have it willingly grant access.
The Nine-Tails within Naruto at that moment was the Yin Nine-Tails, which had long since reconciled with the Fourth Hokage.
Although it found Naruto, its new host, unfamiliar and could not communicate with him telepathically, out of consideration for the Fourth Hokage's request, it still granted Naruto control over the Tailed Beast Chakra.
Thus, after gaining the Fourth Hokage's experience in developing 'Kurama Mode' and