Zhanxian summary:

In his previous life, Yang Chen was benevolent, but he was bullied all his life.
Reborn, Yang Chen chose to become an Executioner, settling all grat.i.tude and grudges with the executioner’s blade, beheading the common people on the Immortal Executioner Stage.
Behead men in the world of men!
Behead demons in the world of demons!
Behead devils in the world of devils!
Behead immortals in the world of immortals!