Book Eater - Chapter 2: The Greedy Grimoire ()

One day, I was summoned to this world.

The world I transmigrated is filled with players, with survival already a struggle. Moreover, I was entangled with a System to become the most visible NPC...The natives resent me while players see me as a thorn in their side.I needed to strive with all my might to live a good life in this foreign world while avoiding being bullied by the players. I can only turn the sufferings I experienced into the sufferings of others. I would have to keep all the benefits for myself, grow vigorously, and become an invincible boss who could never be defeated by players...This is a tale of the classic Fourth Day Disaster story while being struck by the disaster itself.My completed work of over ten thousand subscriptions, “Dream Master of Ten Thousand Worlds” is a testament to my credibility. Feel free to dive into it.

Ian was an ordinary guy on his way to work when he suddenly found himself in a strange and dangerous world ruled by dark races like vampires, werewolves, and demons. Transmigrated into the body of a lesser vampire, Ian must quickly adapt to his new reality where survival is a constant struggle.Just when all hope seems lost, Ian discovers he has a unique advantage: The Strongest Body Customization System, which allows him to modify and customize his body by consuming biomass. With this golden finger, Ian starts to turn the tables, designing bone claws and other enhancements to give him an edge against the terrifying werewolves and other supernatural threats.But as Ian learns more about the Curtained Imperium and the rigid hierarchies of the vampire race, he realizes that defeating his enemies is only the first step. To survive and thrive in this dark and brutal world, Ian must rise through the ranks, uncover the power of his system.Need to fly? Customize a pair of angel wings!The body is small? Add hundreds meters of height and become bigger than Godzilla!Need a weapon? Customize bone claws and kagune on the spot!

Untolerated by heaven, a boy was restricted by the most powerful spell.

He accidentally acquired a painting inhabited by nine souls that claimed to be immortal.

Then, the legend of a strong young man who violated heavenly principles against the course of nature began.

- Description from Novelupdates