The Terminally Ill Young Master is the Mad Dog of the Underworld - Chapter 115

Rolan died in heart attack after reading his favorite novel nonstop for days without sleeping or eating. Reincarnating in the Fantasy world after passing. Into a stone? No! Sword? No! As a slime? No! But a Mimic!With him reincarnating, he shapeshifted into human after copying monsters and absorbing the mana of Demon King.He found a village and used his skill Evolution and evolved them all. Also found and rescued tribes that has a class that Rolan Evolved too.Making him a Lord by them as the Demon Empire and Holy Empired deemed their existences as a threat. Now, the tales of a village into a Kingdom begins! A Kingdom-Building story unfolds!

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!

Disclaimer:The characters, settings, locations, and images used in this fanfic are the property of their respective creators and/or copyright holders.This fanfic is a non-profit work, created solely for entertainment purposes, with no intention of infringing any copyright.—Synopsis:Aiden was killed by a woman who stabbed him for unknown reasons.Upon losing his life, he encountered a mysterious cosmic entity that offered him a deal:Protect a world from invaders for 100 years, and in return, receive a second chance at life.Without hesitation, Aiden accepted the agreement.For a century, he fought bravely to defend that world.Finally, after fulfilling his part of the deal, he left that place behind and moved on to a new destiny, now with the incredible gifts he had acquired over all that time.—Main World:High School DxD and some slice-of-life anime.Other Worlds:- Isekai wa Smartphone to Tomo ni—Tags:#Date A Live#High School DxD#Isekai wa Smartphone to Tomo ni#Neutral-Good Protagonist#Faction Creation#Sacred Gear Creation#Harem#No Yuri#No Netorare / NTR#Parallel World

Okay, so let me get this straight. I wake up and BAM, I'm inside the body of Valerian Thorne—a third-rate villain. I mean, come on? Out of all the characters I might have been reincarnated as, it had to be him? This man was literally a stepping stone for the actual hero. So why him? Why not someone with a little more. potential?Now that I have a system that can unleash Valerian's hidden potential, who knows? Perhaps this third-rate villain will get a second chance, alter his destiny, and prove the world what he is truly capable of. And if I happen to get to keep the gorgeous fiancée in the process. well, I'm not complaining.