MTL - Warhammer: The Beginning is the Crisis of Annihilation - Chapter 379 Loyal Su Xiao (please subscribe)

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

It was the year 2030, in the modern era of humanity. A virtual game was released to the mass public known as Isekai World Online, It blew up in sales and its marketing campaign was extremely successful. People went into the game and enjoyed its play style, even the graphics were realistic. People questioned who made the game, as the company that supposedly created it has never been heard of by anyone, and their location is anonymous, but despite that, people continued to play it. Millions across the world enjoyed it, and its fan base continued to grow.The main character, Lee Kennedy, was one of the first people to play in the game’s beta before it released. He and a handful of players would grind the game and level up the highest they could go. However, everything changed for everyone once they logged back into the game, to realize the true intentions behind this game.For so long, people questioned why it was called Isekai World Online, but now they were bestowed with the truth. Their souls were trapped in the game, abiding by the laws of this new world.____________________________________Warning: Novel has LGBT stuff inside of it, extremely dark scenes, NTR for side characters, and other horrible aspects. If you don’t want a dark story I wouldn’t recommend it.

Yang Feng somehow transmigrated into a different world and received a legacy of an ‘ancient high tech’ family, which does not directly raise his power, but gives him the technology to build things which are way more advanced than the seemingly medieval world.