Harry Potter: Ero World - Chapter 64: Potions!

The universe gave me another chance after life screwed me over. My second life brought me to a world where people breath fire, walk on water and some people with special eyes that give them bullsh#t powers. Well, I got the gamer ability. And I’m gonna use it to stand at the peak. But it's gonna be a long journey before I reach that summit. SI - MC.

[WSA 2025 ENTRY]“What is this for??”Draven, a Pentagon champion, searches for a real challenge that will test his true strength. However, all his opponents bore him.Then, without warning, he's thrown into a magical world. Here, everything your power, status, and even your worth depends on the color of your Status System I.D.His given goal? Protect the Verdant and lift the curse using his skill, the Veilbreaker.Sounds easy for the likes of him?Think again.Verdants are cursed worse than commoners who have not even the slightest ability!He will bleed every time he lifts a curse!And he has to face beasts, monsters, high-breed animals, higher I.D.s and even gods![You unsealed Naisha skill: Stealth][You obtain Stealth skill.]Challenge accepted!

The well-known and recognized throughout the Stern continent, strong and mighty, as well as the unique Wizard of magic cures, the most outstanding genius of the whole continent, Jason got into the flow of time, back in the uncivilized era during the first failed experiment, 3000 years ago. This was the period when the magic healers didn’t exist. How will Jason apply his knowledge in this backward era, wherever he reach the peak of glory?

- Description from Novelupdates

Li Yi accidentally obtained a black science and technology library, which contains countless books of the inheritance of high-tech civilization and records countless knowledge.

There are thousands of bells in the book, there is a golden house in the book, there are many horses in the book, and there are Yan Ruyu in the book.

Li Yi has completely turned into a bookworm, learning all kinds of knowledge from the library, grand unified theory, particle Tebo theory, …, acquiring various black technologies, superconducting materials, super batteries, intelligent algorithms, … .

- Description from novelbuddy