From the Start, I Become the White-Haired Demon Lord and Subdue All Heavens

Dominating, invincible, no-nonsense, and ruthless when it comes to killing.

Gu Yu transmigrated by accident and acquired a Character Roleplaying System.

He became the white-haired Demon Lord, a powerful figure from the start.

Gu Yu: From this moment on, my rules are the rules.