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Jin Runcandel was the youngest son of Runcandel, the land’s most prestigious swordsman family… And the biggest failure in Runcandel history. He, who was kicked out miserably and came to a meaningless end, was given another chance. “How do you want to use this power?” “I want to use it for myself.” Memories of his past life, overwhelming talent, and a contract with God… The preparations to become the greatest are complete.

This is the tale of a boy dreaming about infinity as a human! Found abandoned in a stable, Shirone is the son of a hunter—and a peasant through and through. Despite hardships, he's a genius that manages to learn to read by himself and becomes obsessed with it. Brimming with genius talent, he goes to the city with his father, where he learns about magic— beginning his journey as an explosive rising star!

The Regressed Son of a Duke is an Assassin is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.com fastest updating comic site. The Summary is

[By the studio that brought you and !]Everyone between the age of 15 and 25 worldwide is required to participate in the death game of twenty rounds. The main character starts his 100th challenge thanks to his ability to regress. Having experienced the game 99 times beforehand, he is able to become overwhelmingly more powerful than anyone else. Once he realizes that the condition of the last round is to have at least five people, he starts to take in party members in order to avoid repeating his past mistakes.

A world where humans sell and buy otherworldly species as slaves. The great mage Rifenhardt is treated like the Demon King for helping the otherworldly species. A party of heroes arrive to bring down the Demon King! Rifenhardt succeeds in greatly injuring the heroes, but he faces death at the hands of the MARTIAL KING??? Tesslon… “Time and Space Regression Spell.” However, he miraculously manages to cast this last-resort spell and regresses to the past. But… “I became the MARTIAL KING??? Tesslon, one of the heroes who tried to kill me and the strongest on the continent?!” Now begins Rifenhardt’s adventures as both a great mage and the physically strongest man to change the world!

During the great pandemic, my gym went under. While desperately trying to make ends meet, I possessed a character in Murim. I was excited to see that I was in the Shaolin Temple, but what the hell? Everyone’s bodies are wrecked from working out the wrong way! How can I just sit back and watch when I used to be a personal trainer?! I’ll teach you the correct, modern exercise methods and heal you all with low-frequency treatment and infrared therapy using inner energy! X Days until the Shaolin Gym opens.

[Adapted from one of the old top novels of all time!]God created the Abyss to escape his boredom. Trapped in the hellish Abyss, humanity was on the path to the apocalypse… “Is it over for us… now…” On the brink of humanity’s annihilation, the four strongest survivors tried to prevent it by traveling back in time to the point just before humanity was pulled into the Abyss. But only one of them could go back to the past. “What’s there to think about? Isn’t it already decided who’s going? The strongest among us, Kang Hansoo.” This is the story of the life of the legendary powerhouse, Kang Hansoo, who returned to save humanity from its doom. Will he be able to save everyone?

"Classes" are given at the age of 10, and the presence or absence of "skills" greatly affect life. Arel, the son of "Sword Princess" Fara and "Magic King" Leon, has been branded as "Classless"... But even without a job or skills, Arel believes he can persevere through effort.

The sixth part of the Baki series.