Anime Crossover : Living in the Heart of Tokyo - Chapter 212 You Idiot!

In the middle of a deserted island, a small boy wakes up with two sets of memories: one from his few years of life and the other from a man who lived to adulthood and achieved great things. When he least expected it, a powerful master appeared on the island and took him in as a disciple, revealing a shocking fact: magic exists in that world, and, thanks to it, humanity managed to conquer the galaxy.

There is no master god, no system, no exchange, and some are just source codes that are fused in the mind to open up the world, not to be forced or suppressed, but to constantly go through in order to become powerful Look at my infinitely powerful source code …

- Description from uukanshu

Once upon a time, a boy was referred to as a “War Hero.”

In another world called Aletia, the boy who had saved the Lost Kingdom, conquered their neighbouring countries, and led to the rise of a grand empire decided to throw everything away, returning to the modern era at the cost of his memories.

As three years passed, the boy who was happily enjoying his daily life was once again called back to the other world.

However, what awaited him was the Aletia of 1000 years in the future.

As his past glories became a “myth,” the legend of the youth referred to as the, “Twin Black Hero King,” begins.

Caleb Zane was a genius geneticist from Earth living a normal life until he met an unfortunate accident that claimed his life.But as fate would have it, he was given another chance at life in a magical world he could only imagine.Unlike what he saw and read in popular literature, he didn't score some rich family who would give him a good starting point.He did, however, get the ultimate gift of all....................[Host Detected...]“What...?”[Analyzing magic potential of host][#Error... #Error. No potential detected. Analyzing past memories...]Caleb watched with bated breath as the system did its thing...[Past skills analyzed. Creating suitable skill...][Skill created: Congratulations, host has awakened the skill: Genetic Manipulation.]“The fuck?”..................Armed with a skill unlike anything ever seen before, Caleb must explore its limits and carve a path for himself in his new world.He discovers shocking secrets of his new world and the origins of his transmigration as well as the reasons he got the genetic system.....................First thing first...This is a passion project of mine so updates will be inconsistent and will only be updated as and when I have time.If you find this novel interesting and wish for more chapters, show your support and maybe, I can write more.