The All-Knowing Cultivator is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

A powerful cultivator entered a world ruled by superpowers, and decided to begin cultivation anew in this different world to achieve his long-held wish of transcending. Being born with the ability to cultivate, traces of long-ago cultivators… It’s not that there have never been cultivators in this world, it’s just waiting for a revival of the era of cultivation! Omniscient Cultivator, 全知修仙者