I'm 88 Years Old! and Let Me Practice

Chen Hongtian accidentally traveled through time and became an eighty-eight-year-old white-haired old man! He originally lived in seclusion in the mountains to avoid war disaster. Although the family is poor, they are full of children and grandchildren. Chen Hongtian was worried that he would not have a good life in a few years, but he never expected that the system would awaken at this time! The host successfully learns Nine Yang Palm and is rewarded with ten years of Yang life! The host successfully learns the Heavenly Demon God Art and is rewarded with the blood of the Emperor God! The host successfully learns the Seven-Star Extreme Sword Technique and will be rewarded with 10 cultivation upgrade cards*! … Just like that, under the temptation of the system's every possible means! The old Chen Hongtian began to practice martial arts step by step, seek immortality and ascend to the supreme level... Many years later, the world changed drastically, the three realms merged into one, gods and demons danced wildly, and the world was in chaos. Chen Hongtian held up the sky with his palm and roared: "Anyone who crosses this boundary will die——" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.