Reborn As An Extra In My Own Novel - Chapter 35: Brain Rot

Roy’s life was nothing special. The only thing commendable was the last few moments when he saved a mother and her child from a drunk driver.
…
It’s really an egg! Damn it, what kind of monster have I become? Did I fall into Hell instead of making it to Heaven??
Join Roy as he ventures through various worlds with the Custom Made Demon King System—a system that allows Roy to draw anything he can imagine and create it through exchanging souls!

Ling Fei, the son of a fisherman in Sanxian Island, was accidentally involved in a mysterious continent–Arad, after learning that his celestial destiny was shallow and that he had no way to ascend.

Sword, there are unique adventurers here. Ling Fei, who has just arrived, has a mysterious mission and an ancient blood. The silent Grand Forest is roaring, the ancient ruins of the king are lamenting, and it is unknown what the legendary headless horseman is chasing.

On the ground, Ling Fei gets acquainted with his partners, takes risks, and becomes a legend!

- Description from novelbuddy

Arriving in a strange world, Xavier realizes he's born into a family of hunters: Humans who hunt demons, cursed spirits, and various supernatural creatures.Xavier also comes to a realization that apart from espers- humans who awaken their attributes.They are Arcanists- humans who by going through the Arcane Ascension make use of the power of belief- Arcana, to manifest their wills onto the physical world.Not only that, but Transcenders- humans who consume divinity potions at the risk of losing their sanity also exist....And with the resurgence of the pathways.Xavier and his brother, Klaus are born into the Dark Era... an era also known as the Golden Age.Now both armed with a system each. The brothers must do everything in their prowess to put an end to the resurgence of the various evil gods and lunatics that endanger the lives of the normal citizens of the society.Churches of Gods, Prophets, evil gods, seers, oracles, and even angels of the lord can be both allies and enemies in this legendary tale that delves into the peak of mystery, fantasy, mysticism, and Lovecraftian horror!

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

- Description from Novelupdates