C76 Drive Out Chu Zhongtian?

A Level-7 Qi Refiner could project their internal spiritual power outward; it was known as external projection.

If a cultivator wanted to become a Level-7 Qi Refiner, they first had to fill their dantian with spiritual power to its absolute limit. Then, they had to use all that spiritual power to attack Level-7; usually, they succeeded.

However