Nigoru Hitomi de Nani wo Negau - Chapter 146

In a world where human and monsters relied on mystical fruits and their inner power to fight for dominance, a lost soul was thrown, given the powers from all the other worlds he’s known. But there was a catch; he had no control over what power he would get! With knowledge beyond that of most, he sails his path to the top of the one piece world!

- Description from Novelupdates

Transmigrating into a poor and mistreated young lady's body, what will the craziest alchemist of the seven realms now do?

A former sporting rifle shooter genius transforms into the ‘Juvenile Butcher’. While originally supposed to have received the death penalty, he was instead fortunate enough to have entered a secret and highly regarded armed force, throwing himself into the ‘Nirvana Project’.

“Hey, Kid, do you know what this is?” Thanos asked, lifting his arm to reveal a golden gauntlet adorned with six Infinity Stones. “With this, reality can be whatever I want.”

Fang Mo, wearing the Infinity Armor, responded, “You can try, you purple-headed twat.”

Worlds Fang Mo can currently Travel:

— Minecraft World

— Marvel

— X-Men