Warlock of the Magus World (WN) - Chapter 1009

In the whole world there lays twelve paths to climb the Tower of God, and in legends these twelve pathways leads toward legendary road of immortality. However these paths in the Tower of God, are far too long, without end.

A decade ago, the first dungeon gates appeared, but some vanished before they were ever conquered. The MC, a low-rank hunter, awakens the Lost Gate System, granting him access to these forgotten dungeons where legendary monsters and artifacts are trapped. Each completed lost gate grants him absurd power, but also reveals terrifying truths—these dungeons are prisons for ancient beings who want revenge.

Vid: My time at Hogwarts is only seven years, and excluding holidays, that's only 266 weeks! Even if I could thoroughly read one book a week, 266 weeks is only 266 books! How many Magic Books are there in the Hogwarts library? Thousands upon thousands!Time waits for no one, so how can I not seize the time to study?! I will not allow anyone to disrupt my study environment—not even the Dark Lord!

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

- Description from Novelupdates