Boom!!!
The Jet-Black Light slammed into the enormous light shield, immediately unleashing a thunderous roar.
The earth-yellow shield heaved and churned like an earth dragon rolling beneath the ground, rising and falling without cease as it peeled away that overwhelming force layer by layer.
Zhou Yuanli and Liu Qiang exchanged a glance, their voices hoarse. "Qi Refining Ninth Layer!"
The Qi Refining Realm was divided into the early, middle, and late stages.
Each stage was as distinct from the others as the Jing and Wei Rivers.
If one disregarded things that were practically irrelevant to low-level cultivators, such as the foundation of the soul, meridians and acupoints, and physical strength—
Then the amount of spiritual power within one's body was the best standard for classification.
Early-stage cultivators could only cast spells a few times. Most could only wield a single Magic Tool, and even then, it was usually low-grade.
Once one reached the Middle Stage, spiritual power increased severalfold, and everything began to change.
They could cast several different spells and control two or three Magic Tools.
If they encountered a special High-Grade Magic Tool, they could even barely wield it in battle.
But overall, the battles of Mid Qi Refining Stage cultivators were always far too rigid.
To an outsider, two cultivators fighting sometimes looked like a turn-based game: you struck once, then I struck once.
Only upon reaching the Late Qi Refining Stage, with an abundant foundation of spiritual power, would this situation be thoroughly changed.
Magic Tools of every grade could be used at will. With the Wind Riding Art and flying Magic Tools enhancing them in battle, their movements became nimble and light.
Only then did they truly possess a hint of an immortal's bearing!
And among the three minor levels of the Late Qi Refining