Traveled Through 10,000 Years and Came Back as the Ancestor of the Devil

After traveling for 10,000 years, he came back as the ancestor of the demonic path and traveled through the world of cultivation. The system signed in for 10,000 years, and all attribute points increased his lifespan. Unknowingly, he became the ancestor of the demonic path. Because of his unresolved worries, he was unable to cause the catastrophe to ascend to immortality. After being sent back to Blue Star by Brother Tongzi, he discovered a strange invasion. "Everyone, please come and speak to me about the Ten Thousand Souls Banner!" Proficient in formations and able to write talismans! Others get close to fight, I rely on magic! If I can't control you to death, I'll take out the Ten Thousand Souls Flag with my backhand! "I invite the Nine Realms Demon God!"