Black Tortoise God of War - Chapter 20

Ye Qiu transmigrated to a world of barren wastelands. He obtained the 10,000 Fold Return System.

A novel revolving around being transported to another world with an op system. The mc spends his day chasing skirts and doing missions to level up. A standard journey to the top with lots of girls from various animes and games with a twist of that gaming feel (hunting mobs, doing missions).

- Description from novelupdates

The worst student of Westroad Academy. The disgrace of the Blake House. A new soul enters the body of Frey Blake, who couldn’t overcome his miserable life and chose death instead. “What’s with this body? I’ll have to work on tuning it from scratch.” The Great Mage Lucas Traumen, with the body of Frey Blake, gains a chance at revenge!

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!