Realizing This Is A Wuxia World After Cultivating For 300 Years (bestlightnovel-com)

Cui Heng was transmigrated to another world and the system told him that the new world he was in was a high-grade Xianxia world. It was a world where Celestial Kings soared the sky and terrifying monsters ruled the lands. The strong would destroy a planet if their mood was bad and Cui Heng trembled in fear when he lea…