Slaying Demons: From Constable to Demon-Slaying Heavenly Venerable

Transmigration + System + stat allocation + fast-paced + slaying demons and exorcising evil + invincible among those of the same realm! Wu Ning transmigrates to an ancient world overrun by demons. Fortunately, he awakens the Demon-Slaying System, which lets him earn demon points by killing demons. He can use them to raise the realms of his martial arts and techniques or devise new ones. He begins relentlessly slaying demons across the world, all to survive and resolutely pursue his goal of becoming an invincible powerhouse.