Glorious Evolution
If he could find a way to make use of Tigo's Chakra, Yuhara could also play a "steamrolling" style of combat. However, the problem was...
First, Tigo's Chakra currently belonged to the category of "water without a source." Every bit that could be preserved had to be preserved, as it was the key to maintaining her life. She needed to take in Chakra, not expend it. Second, Yuhara had never trusted external energy very much. Using something that did not belong to him always felt awkward. Just look at how he even preferred to "carry Nature Energy close to his body."
As for Tigo sucking in a mouthful of Chakra and then spitting out a crystal, Yuhara had temporarily decided to keep it strictly confidential. In a sense, this method of crystallizing and storing Chakra possessed the power to change the shinobi world... To put it bluntly, this Chakra Crystal could even be considered a minimal version of the "Chakra Fruit."
By then, Kushina Uzumaki had already reported everything that had happened during the mission to the Third Hokage. The Three-Tails had been controlled, and more importantly, during the process of controlling it, a dead Konoha Ninja had actually been resurrected... through an extremely peculiar method.
In the past, the Third Hokage had felt that, after living so many years, there was nothing in this shinobi world he had not seen. However, after hearing Kushina's explanation, he had to admit that he really had never seen anything like this.
What was going on?
After realizing the wonder of "resurrection from the dead," the Third Hokage also noticed that the source of the matter actually lay with Orochimaru. This caused his thoughts to grow heavy... What exactly was Orochimaru researching?
In other words, this unexpected incident had actually dug