Body Tempering

An Alchemist Emperor is betrayed and reincarnated into the body of a crippled young soldier in the modern world. Using his vast knowledge of medicinal alchemy, he strengthens the soldier’s body and builds an army of “Immortal Warriors” to seize control of the underground world.

A legendary criminal finds himself trapped in the body of a weakling nobleman. Determined to reclaim his status as a villain, he discovers that his new body's innate goodness keeps sabotaging his every wicked scheme, accidentally turning him into the kingdom's greatest hero.

John transmigrated into a magical world. By luck, he occupied the body of half-elf who could control plants. After he occupied the body, he used the mysterious power of plants to make novel things that he had never been able to do in his previous life.

After being electrified, Roug crossed through a strange world. But instead of coming there in his own body, someone forced his soul into a monster's body, and his soul got inserted into a goblin's body, not to mention it's just a malnourished kid. Now being a goblin, he must survive in this strange world full of magic and fantasy. But even after that, he wants to return to his original world. But his system, it's pretty nasty, always making things difficult for him and forcing him to live in this alternate world despite Jiro's numerous rejections. Will the system succeed in making Jiro stay in her world? Or Jiro would still find his way back into the real world? [ Congratulations: The soul insertion has been completed, and the host has found a new body ] The system notified. " Insertion? What does that mean? I need my real body, I want to go back to my world ". [ I am sorry host, but you can't return. I hope you won't make things difficult for me, I am also a poor soul ] (Attention: The cover image is not mine, it belongs to its rightful owner)

The Wendy family considered David Anderson utterly useless. As a result, he was forced to endorse a crippling loan taken by the family. David was left to starve for months at the loan shark company. One day, his frail, close-to-death body was mercilessly thrown over a fence. As soon as his body hit the ground with a thud, he mysteriously became the host of a trillionaire system.

Han Tianyi has lived one hundred lives. In his final reincarnation, he is born as the genius heir of the Han Clan—only to discover at ten years old that he cannot cultivate. While the clan abandons him for his heaven-blessed younger brother, Tianyi refuses to accept fate. If his body is useless, then he will simply take a better one. Through forbidden methods and ruthless schemes, he seizes the body favored by heaven itself. But heaven is not silent. His stolen body begins rejecting him… his supposedly dead brother returns… and an even darker truth surfaces: History has been altered. The Dao God realm was never reached by one human— but five. And Han Tianyi intends to become the sixth, no matter the cost.

Luis Martinez built Luxville Interior Decor from nothing and died for it. Eliminated by the Clarkson brothers on orders from their mother Kayla, his body was dumped into Santiago Bay to silence his claim on their daughter Freya forever. But this wasn’t the end. Miles away, Tristan Harold, secret billionaire heir and campus outcast was beaten and thrown from a helicopter by jealous classmates over the same bay. His body sank. His soul scattered. Luis found it first. Reborn in Tristan’s body with two identities, two sets of enemies, and one burning purpose, Luis-as-Tristan returns to the world with the Harem Mage Son-in-Law System activated – a supernatural revenge engine that turns every wrong done against him into dominance, punishment, and points.

James gets a second chance; he's an Assassin who was betrayed by a group of assassins. He was poisoned because his abilities could not be controlled. He gets his chance and enters the body of a student who is also being persecuted in his family. Through the body of Bagas, the schoolboy, James exacts revenge and will destroy the entire group of assassins who have betrayed him. James planned everything, and he only had 60 days. This opportunity will be used for revenge.

Caster lives in a world that was abundant with Mana. However, when the planet loses its mana, chaos followed after... Caster spends the rest of his time trying to find a way to Harness Mana again. Suddenly, he finds himself in a different world, one with Sufficient Mana. But he wasn't inside his own body, Caster was transmigrated into the body of Magic Apprentice - Veredict. Join Veredict in his adventure filled with many obstacles and trials.

Kaito was betrayed by the very people he had served for years and left to die in the wilderness. But death refuses to claim him. Rescued by the eccentric blacksmith Grandpa Gen, Kaito is given a second chance at life—at a price. His shattered bones are replaced with reinforced iron, transforming his body into a massive metallic frame. Stronger and nearly immune to ordinary physical damage, Kaito soon discovers that controlling his new body is far more difficult than expected. Driven by anger toward Lord Hidetada, Kaito returns to confront the man responsible for his downfall. But his revenge quickly reveals a much larger conspiracy. Hunters begin pursuing him, drawn to the mysterious magnetic energy within his body. As Kaito fights to survive, he discovers that his iron frame is not merely a desperate repair—it may be the prototype of a new breed of warriors. With Grandpa Gen as his unlikely companion, Kaito must travel toward the mysterious Iron Valley and uncover the truth behind the Shogun's experiments, the strange metal inside his body, and the terrifying purpose for which he was created. The more Kaito learns about his iron body, the more dangerous his journey becomes. He may have survived death, but becoming something beyond human could cost him the last part of himself.