73 Four Great Seals

Until now, Levi had practiced so many Bloodline Breathing Techniques and had been fine.

If there were signs of the opposite, he would immediately stop cultivating. Everything was normal until now. It should be the hidden function of the proficiency panel.

Levi planned to master all the seals on the book before giving it to the descendants of the Winchester or Constantine Family.

Of the four great seals, the Constantine Family had the Seal of Flames and the Seal of Hell.