I Kill Demons and Become Immortals in a Fantasy World

Di Yun traveled to a world of immortal cultivation where demons were rampant, and happened to become the princess's consort. He obtained the demon-slaying system with him. As long as he slayed demons, he could gain experience points to upgrade his martial arts. Bite! Tiangang Jue has reached the full level! [Ding! King Kong is indestructible and can be upgraded to the full level! [Ding! The experience of immortality has been achieved and is about to reach full level! ... More than ten years of mortal life, three hundred years of the Great Qian Era. Floods come from the sky, and fate reincarnates. Going south: Thousands of heavenly troops marching directly into the human world. Heading north: Monsters from all directions are ready to move. Marching East: Ten demons appear in the sky. Going West: An old demon came out of the mountain sadly. The forces of the world have gathered here, vowing to turn the world into purgatory. At the critical moment I saw Di Yun riding horses and raising troops in the imperial mausoleum. With one sword, mountains and rivers are shattered. With one punch, the universe shook. One shot and the dust settled. One step, and the universe will be at peace. "Today, with me here, who else in the Eight Desolations and Liuhe dares to cause harm to the world?"