MTL - Heroes of the Invincible Undead - Chapter 2872 end of legend

The peerless Demon Lord had been reborn. He used a dragon blade to sweep away powerful enemies from every direction and traversed the entire city, attracting countless beauties.

He rose from abjection and achieved eternity in glory.
He embraced the prettiest beauties and killed the strongest opponents.
He was able to shift the clouds into rain and cover the sky with one hand.
He could overrun the entire world and go anywhere as he pleased.
He pacified wars and held the world in awe.
He was matchless in the world.
However, his hair turned white overnight for his beloved woman and he was on the verge of death.
He was surrounded by enemies who were trying to take his life.
He struggled his way to become mighty and fought for everything he cherished.
For this age, he was the only king of the Dark World.
His name was a byword for might.
As a man living in the world, his only ideal was to pursue brilliance.

- Description from Novelupdates

Saintess wants to turn me into a sword spirit; the master wants me to be a rebel disciple; the blindfolded sword fairy senior sister wants to make me her slave; the fox from Qingqiu harbors ill intentions; the little dragon girl always drools over me; the princess wants to keep me in the deep palace...All I want is to cultivate immortality, so why do they always have designs on me!? Many years later, someone asks Lu Jin'an what kind of Dao heart supported him to get this far? Lu Jin'an glances at his charming and alluring wives and sighs faintly：“I just wanted freedom.”

The vast Kunwu Mountains, one hundred and eight thousand. Spiritual ethereal sword rising, sweeping the summits of the nine provinces.

A modern day otaku is reborn in a wuxia world, becoming the little shishu of a little sect. Unexpectedly discovering he has the martial arts trade system of a garbage web game. Through it he can actually exchange for all of the martial arts in Mr. Jin Yong’s novels.

And so, Nine Yang Manual, Nine Yin Manual, Nine Swords of Dugu, Eighteen Dragon Subduing Palms… All kinds of amazing martial arts started to dominate the jianghu of another world…

- Description from Novelupdates