Ultimate Level 1 - Chapter 397: The King’s Forge

The cosmic player, trapped inside a colossal alien spaceship for 10,000 years, clung to the hope of one day returning to Earth. Abducted and forced to adapt to the dangers of the spaceship, he must do whatever it takes to survive. With anger burning in his heart, he vows revenge against the aliens who tore his life apart.Fantasy World and Adventure start later in the story.What to expect: Fantasy World and Adventure start later in the story. This novel is mostly fantasy, which you will see more later in the story. Also, 1st person writing will eventually switch to 3rd person writing later in the story as more characters are introduced.Keep reading to find out more.Other tags: Isekai, Evolution, Dungeon, Revenge, Summoning, Sci-fi, Romance.

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

An advertising director is reborn in 1988 Hollywood as an eighteen-year-old blond-haired westerner named Eric Williams.