My starting summon is a small skeleton - Chapter 347 - 344 Princess Cimu

The discovery of the so-called dimensional world heralded a new era for humanity.

This world, populated with lifeforms of ever-increasing strength, would soon become known as a treasure trove for those hunters willing to brave its risk.

Soulshards and gene fragments obtained by killing such lifeforms could be assimilated into their bodies, transforming them into genetically enhanced fighters and setting the stage for the age of genetic enhancement.Zhang Lie, a seasoned fighter who had once explored the fourth of the five known realms of the dimensional world, finds himself thrown back into his youth, to the initial heyday of exploration and growth, before the secrets of this new world had been mined and revealed to all.

Armed with foreknowledge, Zhang Lie will blaze a path for humanity to the stars—and beyond.

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Doomsday comes, and human beings enter the heavenly world.
Ten years later, Yang Chen, who was betrayed tragically, returned strongly with the Tianyu bug. In this life, he vowed to make the betrayal pay the price. He has a powerful bug bonus, just like an open hang. Frightened to hear…

- Description from novelbuddy

Bai Jin is reborn before the sanctification of the Three Pure Ones and is taken as a disciple by Tongtian. In a strong sense of crisis, Bai Jin embarks on his path of survival, currying favor with his elders, making powerful connections, subtly influencing the grand scheme of the ancient cosmos, and building a network of relationships to protect himself. In the process, Bai Jin also earns numerous accolades.Tai Shang: “Bai Jin possesses great wisdom!”Yuan Shi: “Among Tongtian's disciples, only Bai Jin is worth noticing.”Tongtian: “It's Bai Jin who understands me the best.”Zhun Ti: “When Bai Jin becomes shameless, this poor monk willingly admits defeat!”Duo Bao Rulai: “Bai Jin is a despicable, shameless, treacherous villain.”The Jade Emperor: “There is no one more loyal and righteous than my nephew, Bai Jin.”

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates