Raising Demons for a Hundred Thousand Years, I Am in the Immortal World and Am Eternally Invincible

Li Qingan traveled through the world of immortality. By chance, he became a genius disciple of Qingfeng Sect. This world is full of demons and monsters, and there are powerful demons everywhere. One day, Li Qingan was taking a break. Sudden! The demon raising system is activated! The more monsters you raise, the stronger you will be. From then on, Li Qingan became eternally invincible by raising demons. [Successfully conquered the mythical beast Bai Ze and received rewards: Knowledge of ghosts and gods, and the Holy Body to ward off evil] [Successfully conquered the demon god Taotie and received rewards: Mouth of the Abyss, Taotie Blood Fang] [Successfully conquered the ancient Dapeng and received rewards: the Heaven-Swallowing Divine Art and the Blood of the Immortal God] [Successfully conquered the nine-tailed fox and received rewards: the spirit of the fox and the sword to kill the immortal! Everyone in the Qingfeng Sect was stunned when they saw the big demon that Li Qingan found every day. "No, it's the big demon again?" "You think Qingfeng Sect is a breeding ground for monsters, Hun Dan!" ... Many years later. Demons from outside the territory are coming. They slaughtered all living beings with incomparable cruelty, and the entire world of immortality was devastated. Roar—— At this moment, a burst of dragon roar roared across the sky and earth, and then, countless powerful monsters attacked the monsters outside the territory like a wave. The aura was so fierce that the demon was unable to fight back. Everyone in the fairy world was shocked: "Wait, these monsters are..." "The ten evils of ancient times, the giant beasts of ancient times, and the divine beasts of the prehistoric times, why are they all here!" Among the many great demons, Li Qingan sat on Bai Ze's head, looking down at the world, full of arrogance. "Raise the demon for a hundred thousand years and sweep across the entire heaven." "I, Li Qing'an, shall be eternally invincible!"