Fantasy: I Am Invincible, so I Have to Cultivate Opponents

Traveling to the fantasy world, Tuoba Chuan is bound to the system, and he can become stronger by fighting with powerful opponents. But as a demon king, what should he do if he has defeated invincible opponents in the three realms and is invincible in the world? In order to improve combat effectiveness, break through this world and go to a higher realm. He can only start from a young age and cultivate the most outstanding geniuses in all walks of life, thus making enemies for himself! The result is tens of thousands of years later. Almost all the people at the pinnacle of the three realms of humans, demons, and immortals are disciples of his demon lord Tuoba... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.