I am the first leviathan eater of humanity again:Futa - Chapter 1: After all these years

When Lucas was having drinks with his friends at a bar a strange girl approach him at a bar and asks Lucas some strange questions.

He didn't think much about that question I mean what could possibly a girl can do and just tell her his ideal world dream but he didn't have thought that by answering this questions, he's on his way down an insane rabbit hole.

But he awaken in a different world almost exactly like his own, but where he have the ability to freely use any woman as he wish for without anyone seeing it as anything other than completely normal, and where anyone will accept any word he say as a truth to be listened to.

Which leaves him only one in this world of casual free use: to become king.

Qin Yichen returned to his youth with his memories of more than 10,000 years. Superb mental strength, advanced elixir formula, advanced martial arts.

- Description from xbiquge

In the Cyberpunk era, the Corporate Alliance dominated the world, with humans and witches alike serving as corporate cash cows, enslaved by advanced technology.Changes were thus unveiled, and Xu Yang, refusing to become a corporate slave, resolved to flee. He intended to rescue the adorable yet powerful witches from the clutches of the giant corporations, embarking on a path of innovation!

He Yishu, the god of learning, transmigrated to the interstellar era where rune card masters and mecha warriors were respected. Everyone thought he was a loser because of his weak mental power and physique. Until one day, he inadvertently saw the famous work of a senior rune card master.

Wait!

That thing that seemed like a ghostly charm seemed to be …… Chinese characters?!

- Description from Novelupdates