My world-tree system - Chapter 1: Prologue :

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!

Born as the fifth son of a Duke, Rex Grimes. Though he was the youngest, he was the toughest contender to the first son of the Grimes, the hope of the Grimes also titled as once in a millennium genius.Will he be able to fight his way out. Maybe not.Facing an unfortunate accident in which he lost all of his cultivation. All his hopes and dreams were lost.{The train has arrived at Valmere Valley}Deciding to go back to his childhood warmth. Rest was the best cure but it seems that there was still a way for him.[Gacha Wheel][Insufficient points]'How do I gain points'[Please Get wives and practice the art of love and creation of life][Only Ying and Yang will give birth the to creation of points]

Ryu Han-bin, the main character who fell into a new world after being chosen as a ‘suitable person’.

Because of the error in the guidelines, the training is repeated endlessly…

When not THE Apocalypse strikes, but all of them together, where will you be? What will you do?

As Humanity faces its hardest time a playful god shows mercy(?)

Follow Seth on his journey to somehow survive in whatever has become of his world.

Also posting on royal road.