Chakra crystals, also known as Chakra Gems.
This tiny green crystal contained a large amount of Yang-nature Chakra.
Kakashi had relied on it to offset the side effects of the Mangekyō Sharingan.
"Whew..."
After letting out a long breath, Kakashi looked at the Chakra Gem in his palm, now noticeably smaller, and felt a pang of heartache.
This gem was no common commodity. It was extremely rare.
Ordinary ninja did not even know it existed.
Only Anbu members possessed one.
But because they were difficult to manufacture, even providing every Anbu member with one was already a struggle.
If Kakashi used up the Chakra Gem in his hand, he would not be able to apply for another until new Chakra Gems were made.
The pain in his body had eased considerably, and his Chakra had recovered to around sixty or seventy percent. Kakashi put away the Chakra Gem. Every bit used was one bit less.
Then he looked toward Tsurugi Fubuki, who was struggling and screaming on the snow several dozen meters away.
Tsurugi Fubuki looked utterly miserable at the moment.
Thanks to her ability to fly, she had avoided Kamui's most lethal attack. But she had not escaped it completely.
The lower half of her body had vanished!
Since the damage had come from within, the Chakra Armor on her body had also been destroyed. Most of its functions were gone, including its defensive capabilities.
A kunai flew over and pierced Tsurugi Fubuki's neck, ending her suffering.
Kakashi walked over, pulled out the kunai, and put it away.
Then he came before the solid ice encasing Mami Mizuta and Princess Koyuki.
"It really is hard..."
Kakashi tapped the solid ice and sighed.
"Lord Kakashi, please think of a way to save Princess Koyuki!"
Asama Santa looked incomparably anxious. Kazahana