I Am Living in the World of Monsters and Have My Clones in All the Worlds

The demon came to the world, and the Sun and Moon Dynasty was destroyed by internal and external troubles. Lu Yu traveled through time and space and became the son of a wealthy family. Without a system, he thought he would continue his original ending. Unexpectedly, his clones seem to be all over the world. PS: From the world of martial arts, I learned internal strength to strengthen my body, from the world of doomsday, I researched serum, from the world of immortality, I learned immortality and obtained immortality, and from the world of science and technology, I obtained armor. . . . . . . . .