Cyberpunk: Ultimate Cyborg System - Chapter 15: A refund.

The celestial celestial beings who lived for more than 100,000 years were born and reborn in a small monk in a human world.
His motto: “It’s not as good as a medicinal medicine for ten years of hard work.” “Even if you practice a copper-iron bone, it’s not enough for my soldier’s attack.”

- Description from Novelupdates

A cursed CD game falls from the sky. I boot it up, build a ridiculously handsome villain with broken talents, and just as I hit “Start”—boom, I get electrocuted.Now I’ve reincarnated as Lucien Caelum Valebrandt, a six-year-old noble and the infamous villain who helped the Abyssians win the last war.Every 500 years, the Abyssian King is reborn. But when the 16 chosen heroes of this generation lost against the battle of the Abyssian King because of my character, the Goddess panicked—and rewound time.Now those same heroes remember everything… and they want me dead.Even though I just got here.All I wanted was to play a game. Now I’m the villain blamed for destroying the world.

Zeus, Hades, Poseidon, and many others—every human has the blood of gods running through their veins, it decides their fate. But Rhys, ever since he was born, showed absolutely no abilities. But at the age of 18, when his world had given up on him, the blood that remained dormant in his veins finally awakened……The Blood of Eros, the God of Love, Desire…and Coitus.