Travel Through Time and Become a Peerless Master in Liancheng Jue

After being reborn and gaining access to the system, he learned the secrets of martial arts from all over the world, and the world gradually followed them, becoming a famous general conquering the invaders overseas, vowing to carry out the suppression of the invaders to the end. No harem, no heroine (not necessarily) [System + Time Travel + Fandom]