The behavior of the Sage of Six Paths and his brother was no different from Kaguya Ōtsutsuki's.
The only difference was that Kaguya Ōtsutsuki having the Divine Tree absorb energy was devastating—it would directly destroy the entire world.
The Sage of Six Paths and his brother, on the other hand, were taking a slow and steady approach, developing over the long term.
They gradually absorbed the soul power of the Pure Land, ensuring their own strength while maintaining the Pure Land's stability.
Perhaps this was another kind of immortality.
Compared to their mother, Kaguya Ōtsutsuki, the Sage of Six Paths and his younger brother Hamura were mixed-blood Ōtsutsuki, so their lifespans naturally could not compare to hers. Yet by returning to the Pure Land and absorbing the power of souls, the brothers could extend their lives indefinitely in another way.
"Hamura and I only draw upon the excess energy that overflows from the Pure Land. We do not disrupt its stability. But you—"
The Sage of Six Paths said angrily, "Mother, you had the Divine Tree absorb this planet's energy. That will turn the entire planet into a dead land!"
"So..." Kaguya Ōtsutsuki looked at her two sons in confusion. "I should learn from you, take it slow, and gradually absorb the overflowing energy?"
"I..." The Sage of Six Paths nearly blurted out a curse.
Hamura was equally dumbfounded.
Kaguya Ōtsutsuki's ability to comprehend things had truly exceeded the brothers' expectations.
What left the brothers speechless was that there seemed to be nothing wrong with what Kaguya Ōtsutsuki had said. They absorbed the soul power overflowing from the Pure Land. As long as Kaguya Ōtsutsuki did not drain every last bit of energy from the shinobi world and only absorbed some of the excess, she would be no different from