One Sword Conquers Eight Wastelands: Ling Xiao Asked

The young man holds the sword and crushes the sky. With a mortal body, holding a three-foot green blade, he can slay demons, bring peace to the troubled world, subdue the eight wastelands, and stabilize the world. The heaven and the earth are unkind, so they use their swords to rebel against the heavens; the immortals are dissatisfied, so they use their swords to suppress the eight desolations!