It’s Better to Just Chill and Do Nothing Than to Keep Fighting All the Time 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

When people saw their creator, they all cheered, but their arrival didn’t bring any blessings to humanity... Wherever this self-proclaimed godlike race set foot on Earth turned to scorched earth, with not a trace of life within a hundred miles. It was only then that people realized that the creator standing before them was just a group from the universe.