Uchiha Makoto's thinking grew clearer. "Then wouldn't this test subject have sources of both fire- and earth-nature chakra?"
"Even if they can't fuse at first, with Earth Grudge Fear coordinating them and a few tricks of my own, such as the harmonizing ability of Hashirama cells or guidance through special Sealing Jutsu, could I artificially induce 'Scorch Release'?"
The thought made his heart beat a little faster.
Rather than relying on an innate bloodline, he could artificially create a kekkei genkai ninja through acquired "assembly" and "fine-tuning"!
Earth Grudge Fear's compatibility with multiple chakra natures and the fusion of two natures that defined a kekkei genkai were practically a match made in heaven!
"I need experiments. Lots of high-quality experiments!"
Uchiha Makoto felt his passion for research blazing.
The hearts used in Test Subject Number One and Number Two had been too poor in quality, and their natures hadn't matched either. They were useless for testing this idea.
He needed truly powerful hearts with pure, compatible chakra natures!
"Looks like this promotion to Special Jōnin came at just the right time."
Uchiha Makoto put away his appointment letter, an expectant smile appearing on his face.
"I can use my missions as an excuse to take a little 'stroll' around the battlefield."
He could almost see the future already: on the battlefield, he would be the shrewdest of hunters, searching for suitable targets.
Moyu would circle high above, providing a bird's-eye view.
His Sharingan would discern the enemy's chakra nature and weaknesses.
Then, when the moment was right, he would move in and collect his samples.
As for the danger, Uchiha Makoto glanced at Konoha's clear blue sky outside the window, then felt the abundant chakra within him and the latent power of the Yin-Yang: Dual Extremes Seal.
"As long as