The Invincible Me Just Wants To Be Ordinary 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

After transmigrating to the world of immortal cultivation, Shui Wuyu discovered that he had an invincible ability, but he didn’t expect that once he used it, his lifespan would be consumed. In order to survive, Shui Wuyu decided to become a mortal. However… “I just want to be a mortal!! Why do you all want to mess with me!!!” [Since the author completes a comic alone, it will take a long time to update. Please understand~]