Douluo: Lan Ba ​​Abandoned His Son? I Transform into a Dragon King

Yu Mingfei was reincarnated from the Blue Lightning Overlord Sect. He was unable to break through level 10 due to a defect in his martial soul and was abandoned by his family. At the moment he awakened the [Invention System]. Astonishing wisdom comes online, Yu Mingfei only knows that he is very smart and can invent anything. [Due to the innate deficiency of the martial spirit, you are smart and thought of absorbing the right leg bone of the 100,000-year-old Blue Silver Emperor to make up for the innate vitality deficiency. Congratulations on inventing a method to perfect the mutated martial spirit] [Due to the poor quality of the martial spirit, you are smart enough to think of eating fairy grass, soaking in the spring water of the Ice and Fire Eyes, and absorbing the remains of the Ice and Fire Dragon King to evolve the martial spirit. Congratulations on inventing bloodline refining and igniting the golden pupil] [Since your soul power has reached critical mass and you need a soul ring, you are smart enough to think of using your powerful dragon bloodline to mutate your soul skills. Congratulations on inventing the Spirit of Words] A soul ring, a violent bloodshed, and a speaking spirit lit up. With nine soul rings and nine degrees of violent blood, he transformed into a dragon king and ruled the world! Blue Lightning Overlord Sect? You have a way to die!