Sign in to Be Invincible: I Traveled Through Time and Became the Strongest on Earth

When Huang Ting traveled to the earth in 2025, he became a high school student who was squatting in a pit. Awakening to the sign-in system, he began an extraordinary journey. Sign in to the Great Wall and obtain the pre-Qin Qi refining technique. Sign in to the Tianshi Palace and obtain the Taiyi Five Thunder Method. Sign in to the Potala Palace and receive the Great Sun Tathagata Sutra. Sign in to Fengdu Ghost Town and get the Book of Life and Death. Sign in to Kunlun Palace and get the Zhuxian Sword Formation Diagram. … By signing in, Huang Ting became an invincible being and launched a life-or-death battle with demons on the front line of the capital. In a hundred years of signing in, he signed in for all the rewards from all parts of the earth and became an extraordinary person. However, when all the monsters have been eliminated, the earth is facing unprecedented changes. Attracting the invasion of countless creatures from the universe and other worlds, Huang Ting must face more difficult tasks and challenges. Can he turn things around again and protect the earth and mankind? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.