Chapter 643 - Trigon absorb
"Trigon absorb ( S-grade)
[A technique that helps you contact the soul energy. It will try to establish a connection with the soul energy and your soul. With the help of this technique, a balance will be created with your soul. After establishing the balance it would be easier for anyone to get contact with the soul energy.
That soul energy would become much easier for you to absorb without getting any kind of side effect. You won't receive any kind of side effect every time you try to absorb the soul energy. But for now, it would be possible to use that technique continuously for almost 1 hour and after that, you need to raise your body so that you have to recover your stamina and your mental energy.
Using this technique you needed your stamina and mental energy as both of them get consumed during the time when you try to use the technique to absorb the soul energy.]"