C9815 Heart Cleansing Pill

The rules pill was special. It was a pill that every Martial Cultivator at the Half-Zhizun realm needed to cultivate.

Just like the Dao Comprehension Pill used by the Divine Beast Realm's Martial Cultivator.

The most researched pill in this world was the most basic cultivation pill.

Therefore, in the Supreme World, the other pills might not be deeply researched