A Demon's Journey - Chapter 538 Gaining Spirituality

... various movement skills and fighting styles. He knew many different fighting styles and passed many to his retainers.

Each retainer learned a fighting style according to their abilities. William learned seven different fighting styles from Azaroth while the others only learned three or so.

After each day's intense training, they would be asked to relax to heal their bodies. However, even during that time, they would be reading some books personally written by Azaroth.

Tho ...