Martial God Technique

There is a world called "Righteous Heroes", with picturesque mountains and rivers, famous figures throughout the ages, and so many heroes at one time~! The young master of martial arts came from the air with the secret book "Martial God Art" in the game. He had the ability to secretly learn all martial arts, learn from each other's strong points, and create his own family. He became the most self-respecting person in the world, "The Righteous Hero"