Online Game: I Create an SSS-Rank Skill from the Start

Ten billion people across the globe are taking on the online game “Demon Domain” at the same time! Yang Zhen is reborn with the authority of the Demon King! He creates a skill: Tenfold Critical Damage! He can create anything. He can even rewrite the rules! 【Creation successful! You have obtained the SSS-rank ability: Tenfold Critical Damage!】 【Creation successful! You have obtained the SSS-rank ability: Tenfold Attack Speed!】 【Creation successful! You have obtained the SSS-rank ability: Tenfold Advantage!】 【Creation successful! You have obtained GM privileges!】 From that moment on, Yang Zhen embarks on a path of slaughter!