They already used mana and are integrating it with the cultivation system.
Adding more use would just put more consumption on their current energy. It also didn't add much benefit to their fighting style.
Magic Circle on the Heart focused more on enhancing mana use to allow them to get more abilities, increase their fighting style, and give them more options.
For normal awakeners, this gave many benefits, but for cultivators, it was pointless. They could already do this with Qi.
The emblem let out a blue glow, then reacted with the wall. A door appeared, and the man entered, then it returned to its previous appearance.
It was like the door had never been there, but this was not an obstacle for MingYue. She easily passed through it.
Inside, she found a stairwell that led deeper underground. It also had many curves, then proceeded to a long tunnel that felt like a labyrinth.
