Naruto: The Hidden Protector - Chapter 28: Seals are too overpowered,

Zhuang Feng is in his last year of high school, and he’s just moved to the city. He lives with his good-for-nothing cousin, who’s always on business trips falling for get-rich-quick scams, and his Saozi (sister-in-law), who tries to make his life miserable as much as possible. There’s one upside, though; she. is. freaking. hot. But one day, he found a piece of her underwear in the bathroom…. And unfolded a series of events that will turn his life upside down.

- Description from Novelupdates

(Warning: This novel has an r18 tag and contains mature content.)Adyr, once a notorious serial killer, met a brutal end and welcomed death as the final judgment for his sins.But he awoke in a parallel Earth, where the rich alter their genes and superhumans are the norm.Believing some unknown force had given him a second chance, Adyr buried the monster within and chose a quiet, normal life.For eighteen years, he lived in poverty with his family, suppressing his urges and forcing himself to be human.Until the day he entered a new VRMMORPG.A game that doesn’t just alter virtual stats but mutates real genes and pushes players toward evolution.And with every evolution, his bloodlust surfaced again, turning him back into the villain he once was.

While returning home from a boring day of work, a black hole opened up in front of John and sucked him in. Before he was floating in the blackhole, a helmet latched on to him. "Uploading A.I under progress...Activating Survival Kit" A weird robotic sound appeared within the conscious of John and suddenly a white energy enveloped him... After opening his eyes, John noticed he was teleported to a whole new world. A world of magic and he was a user of a system. Arkon, the world John was brought too, was a medieval world which is 10 times bigger than earth. This new world held many new mysteries and this was the beginning of John's adventure. John will dominate and stir the world with his new system. Old technologies begone and use my advanced techys instead! Ha! you want to hold a politic, economical and military war with me? Sorry but my system is too broken for you all to counter.

“Ding! Soulbinding has been successfully completed; you will now head to the Heaven Awaken World.” After hearing this, Zhao Fu’s vision darkened as he fell to the ground.