One Piece: King of the World - Chapter 13 - : Civil Rights

The story is about a a hitman, Who dies because of his own recklessness and transmigrates into a game he used to play after his retirement as a hitman.I'm not gonna spoil any further, but i might answer few of your questions.Is MC overpowered?Nope, he'll become strong over time and all battle he'll fight will be because of his effort and techniques.Is there magic and adventure?Yes! It have both magic like normal isekai with adventure and fighting with monsters and many other things. There are other important things like “Essence Stone” But let's talk about it in the chapters.There will be harem?Not really, He will be in contact with many beautiful female and males but one waifu but i haven't decided yet.All i can say is, give it a try, I'll try my best to make it worth your time.

A premeditated car accident almost cost Lu Jinghan his life, but fortunately, Doctor Han saved him.Later, the old master of the Lu Family said with delight, “The life-saving grace of Doctor Han cannot be thanked with words; it's better to let my grandson offer himself in gratitude.”“Old man, that's enough.” A deep voice came from behind, belonging to Lu Jinghan.Han Xi also felt as if she had been struck by lightning. She's a doctor; healing and saving people is her duty and doesn't deserve such... generous reward....Later, Doctor Han became the person Mr. Lu cherished in his heart.Mr. Lu had a smile on his lips, a smile as sweet as nectar: “Let's have a child, then we'll be a family of three.”“Two, I want both a boy and a girl.”“No, just one.”“Why?”Mr. Lu gazed lovingly at his Mrs. Lu: “It's too painful to have a child, one is enough.”What to do, it seems Doctor Han wants to pounce on her Mr. Lu right now.

Jiang Chen accidentally traveled through and started his comprehensive journey.

The world is tentatively scheduled: Naruto – Attack on Titan – Blade of Demon Slayer – Sword Art Online – Detective Conan, etc.

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In the Naruto world, Jiang Chen obtained the apprenticeship ten thousand times return system, as long as he taught his apprentices, he could get a correspondingly high return reward.

As a reward, Jiang Chen taught Hinata the black coffin he brought from the world of the god of death to Hinata.

During the Chunin Exam,

Neji: “Abstain, Hinata, you are not fit to be a ninja.”

Hinata: “I don’t want to run away, Brother Neji, let’s have a showdown! The turbid coat of arms is faintly revealing, and the unruly and arrogant talent… The Ninety of Destruction: The Black Coffin!! !”

Everyone: “You call your brother on the lips, but you actually kill him. This girl is too scary!”

(The introduction is weak, please move to the text~)

- Description from novelbuddy

Frank, a mercenary known for his cold ruthlessness, decides it’s time to leave the bloody world of the underworld behind. But the underworld has no plans of letting him go. Relentless enemies from his violent past keep hunting him, and eventually, they succeed—Frank is killed.But fate has other plans. Instead of staying dead, he is mysteriously reincarnated into the body of a cop in a world filled with crime, corruption, and dark secrets. With the help of a strange, all-knowing system, Frank is given the chance to live again—this time, to prevent crime before it happens.