City of Sin - Book 9, Chapter 123

I killed the protagonist.Yeah. He was a real son of a bitch.Noah didn’t just stumble into this mess. He walked straight in—grinning, sword in hand.One day, he wakes up inside his favorite game… as a throwaway side character no one remembers. A complete nobody. But when he figures out who the so-called “main character” is?Some smug, self-righteous psycho.So yeah—he killed him. No regrets.Story over, right?Not exactly.Because this world? It’s got one more player.“WHAT THE FUCK IS GOING ON!?”Now the story’s off the rails, the world’s gone completely off-script, and Noah’s got a new goal:Steal the hero’s spot. Rewrite the plot. Find out who the hell this other player is. And maybe—just maybe—make this damn story fun for once.

A path of survival, intertwined with the doctrine of both Immortal and Martial Arts, every punch strikes true.In the chaotic world of Martial Arts, power reigns supreme. To survive, Chen Yi exhausted all of his family savings on learning martial arts, only to startlingly discover that the Broken Jade in his mind was also accumulating energy, enabling him to possess the ability to cross into the Immortal Cultivation World.The moment he crossed over, merely inhaling the spiritual energy accelerated his martial arts progression at an astonishing rate.Not to mention the dazzling array of martial methods, pill talismans, arrays, and various cultivation oddities inside, all of them significantly boosted his strength!Since then, Chen Yi, who held sway over two worlds, began his days of striving for upgrades and growth, unknowingly becoming a top-tier existence in both worlds.And later, he found even more astonishingly, that there was such a mysterious connection between these two worlds.

Su Yao passed through and traveled to the Marvel world to become a mutant. He was still in the experimental base. He expressed a little panic…

Fortunately, at the critical moment, the mutant ability ‘imitation’ was awakened to imitate the opponent’s ability!
…
Imitation object→Orochi (title: Sun God, Will of the Earth)
Imitation object→Wanda (title: Scarlet Witch, owner of chaos magic)
Imitation object → Sun God…
…
Professor X: “We must find him as soon as possible and guide him to control his power to avoid causing irreparable disasters!”
Magneto: “You are my child???”
Thor: “Brother?”
Loki: “?”

- Description from novelbuddy

He was the youngest guru of martial arts as well as the perfect Mr. McDreamy of the most girls. He had mysterious absolute touch, clear-sighted observation ability and various outstanding talents.

But now, he was just an ordinary freshman in University of Jiangjing Chinese Medicine, who wanted to learn Chinese Medicine, see patients, and get into a relationship with a girl in a low-key way. However, in a Mid-Autumn Festival party, he was forced to put on a performance, which shocked the whole audience. The shiny and wonderful university life began from then on.

In the university, he met a beautiful and smart School Beauty Jiang Miaoyu who shook his heart slightly. But the road of love was never smooth, even to a perfect hero.

He also met a kind and friendly teacher Dr. Shen who discovered his excellent technique and gave him a chance to practice.
Besides, his three lovely and interesting roommates were indispensable in his life, although sometimes they looked a little awkward.
But this young hero’s life was not always full of happiness without a hitch, some trouble still appeared from time to time. The domineering and imperious President of the Students’ Union Li Qingshi purposely made difficulties for him repeatedly. The stubborn and hardworking martial arts practitioner Chen Cong often challenged him in different ways.

Just because of these extraordinary personalities around him, this young hero’s road of struggle looked so amazing…

- Description from novelupdates