A Big Shot Actually

Li Nianfan transmigrated to an immortal cultivation world as a mortal. Knowing that he could never become a cultivator, he decided to live an ordinary life. But unbeknownst to him, his dog became a mighty Yaoguai king by watching him draw and write. The tree he planted in the backyard became the tree of the world by listening to tunes he played; A passerby he met, who gained enlightenment from the chitchat with him, became a Taoist sage and started a new era...

Original Webtoon:
AC.QQ

Official Translations:
English, Japanese, Korean