One Piece: Supreme Check-In System - Chapter 11: The Voidreign Fight

Then there’s James Bellini. His nickname? The Angel of Death.The man everyone fears. The man they all whisper about in dark corners. They say he’s merciless, that he has killed more people than anyone in the Circle. No one dares cross him. But there’s a secret, one that no one knows.James Bellini has never killed anyone. Not once.The rumors started because of a misunderstanding, a mistake so deep that even he couldn’t fix it. Now, the entire underworld fears him. Even the other bosses treat him like an equal, like he’s one of them. But the truth? The truth is something only God himself could untangle. And James? He’s just a man caught in the middle of it all.

“What kind of guardian would you want to be? the one who destroys everything or the one who protects everything?”

Jason, one of the many casualties during a nuclear explosion gets the chance to reincarnate into another world due to his deeds during the war.

He gets tossed to another world due to ending up with the Shadow god as his patron, something deemed impossible.

With a system to guide him in the world of Clover and a family jinxed through the generations, his adventurous life in new world begin.

When Roland crossed Middle-earth with the Lord of the Rings system, Gandalf was organizing an expedition, the king under the mountain still did not return to his throne, the Hobbit’s adventure had not yet begun, and the world was still shrouded in shadows…

- Description from novelbuddy

“Girls from the Lin family were so beautiful that they were destined to be concubines of the powerful.”

Recalling the last memories of this body, Lin Haoxue only felt hatred… Even if the He family was the most powerful family of the Wuhuan Empire, so what?

I swear that if I don’t exterminate your He family, I, Lin Haoxue, am even lower than a demon beast! Therefore, the most powerful He family situated in the capital of Wuhuan Empire became the first challenging target of this twelve-year-old good-for-nothing Second Young Lady from an average family of Taixing town.

Even without any profound power running in her veins, the adventure she had in Mount Bilu’s Falling Cloud Stream activated her eight elemental profound veins. Overnight she went from a having a garbage constitution to being a Middle-stage Profound Master realm cultivator, and since that fateful day, Lin Haoxue started down her journey of otherworldly domination!

- Description from Novelupdates