Clearing an Isekai with the Zero-Believers Goddess – The Weakest Mage among the Classmates - Chapter 26-27: Takatsuki Makoto is at his stagnation phase

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Enigmatic hands, spectral frame, and one cunning strike just like the swing of the Grim Reaper. The Supreme Assassin takes on the mystical world, and how his legendary tales sets off, progressively ascending the altar to becoming the best.

- Description from Novelupdates

The young man Ye Tian obtains the ability to copy the talents of others and now fights against the heavens to change his fate. He struggles to survive and protect his sister from the apocalypse of the alien beast invasion. In order to become stronger, he begins to explore the unknown world and gradually reveals the secret behind the invasion of the alien dimensions…

This was a fragmented and disorganized world, this was a place that had been forgotten.

That day, was the most frustrating time for Ning Cheng, when on that day, he was abruptly brought here.

Because this world had Ning Cheng, who would imprint his name in the vast heavens, it would finally shine in the endless universe!

- Description from Novelupdates

Spot was summoned from his comfortable charging pad and familiar floors to a world of magic and intrigue. After the flight of his new patrons, he is left to care for a filthy castle. During his quest to keep this new home clean, he will face demons, foreign armies, and the dreaded stairs.All those who stand before him will be swept away. Those who follow his spotless trail will find enlightenment, purity, and a world on its knees.Follow this wholesome vacuum on his quest to power.