The Prime Immortal Magic 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

Ye Yang, a humble slave of Ye family, has got a magic by accident. He has been longing for cultivation to get rid of the fate as a slave. But rarely did he know that the magic he got has the power to devour the heaven and the earth. On the way to immortality, there are monsters, demons and, what's the worst, the malice of fellow cultivators. Only the strongest can survive and dominate the world!