Human martial arts:
The first level, externally refining muscles and bones
The second level, refining the visceral veins
The third level is to open up the body's acupuncture points and open up a small week in the body
On the fourth level, the energy in the meridians and acupuncture points converge into the dantian to form star dust, which can be transformed into body guard star veins.
At the fifth level, stardust condenses and transforms into one's own natal star core, which can engrave the martial arts of one's own practice on the star core and transform it into one's own magical powers.
Other creatures:
Alienation, awakening, shedding, spiritual transformation, returning to ancestors.