Dragon Ball: Earth's Guardian

No female lead, invincible protagonist, indifferent to life and death.

Three hundred million years ago, countless cultivators rose up to resist the extraterrestrial fiends, but they were still no match for them. To save the world, all the cultivators joined their life essence and gifted physiques together, creating the ultimate warrior, the Double-Pupiled One, Ji Haozhen. For three hundred million years, he has guarded Earth.