Devil Slave (Satan system) - Chapter 1255: King Lucifer

At the end of the world, a legendary hero gave his life to save a dear friend, only to be reborn as a four-year-old orphan with 'Crab Affinity'.The apocalypse has come and gone, claiming humanity with it. All humans have had their 'Souls' stolen and claimed by monsters - vampires, demons, zombies - you name it.Reborn as Barnacles (Barns for short), the once-legendary hero claws his way back to strength under the tutelage of the gluttonous King Crab, a sentient crustacean with more vice than virtue in his shell.Follow Barns' journey as he rediscovers his power of rebirth, which when combined with a little 'crab magic' has the power to reset humans back to their original selves.It's time to take a crack at resetting the apocalypse.

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!

One day, the majority of humanity had a collective thought.

‘I wish the world would just collapse.’

And then, that wish came true.

As the son of the second generation Hokage Senju Tobirama, and Uchiha Izuna, Haru suddenly had countless complaints in his heart.

However, it seemed like there wasn’t much of a problem

Because Ninja World’s strongest connections had been born!

The first generation Hokage, who has the title of God Ninja World, is my uncle!

The super boss behind the scenes, Uchiha Madara, is my uncle!

Princess Tsunade, you have to call me uncle.

Alas, this damn seniority!

As for me, Senju-Uchiha Haru, I could have been a dandy in Konoha, but in the end, I was forced to unify Ninja World. What should I do?

Fortunately, there were golden fingers…