MTL - National Star Sea Era - Chapter 196 Return, over 100 points of golden merit

Invincible fists, unrivaled hammers!

Crossing into the world of Naruto, and acquiring the One Piece system, with all the powers of the world of One Piece, swordsmanship, devil fruit, domineering.

-Do you think that your fire is very powerful? I have the burning fruit.

-Do you think that your thunder is very powerful? I have a thundering fruit.

-Do you think that your otter is very powerful? I have the frozen fruit.

-Did you said you want to die? Don’t worry, I also have a nickname: Death Doctor.

- Description from Novelupdates

Every myth and legend is a path to Godhood!

When humans enter the interstellar era, ancient cultivation techniques shone with new life. Your genes exist with you! A single sentence showing the true meaning of cultivation. Myths and legends are not a fantasy, there are ancient mythological genes in the bodies of everyone.

The Hou Yi Gene allows you to shoot a hundred miles, using a single arrow to break down the dome of heaven.

The Kuafu Gene allows you to run with flying speed, chasing after the sun and moon.

The Divine Dragon Gene allows you to soar among the clouds, roaming around the starry space.

….

Almost ten thousand years have passed. Feng Lin came from the 21st century to this majestic era that surged forth with great momentum. Based on his understanding on the myths and legends of the ancient earth era, he embarked upon a unique genetic cultivation path.

Monkey Gene + Stonebirth Gene = Stone Monkey Gene

Stone Monkey Gene + ??? = Spiritual Stone Monkey Gene

Spiritual Stone Monkey Gene + ??? = Handsome Monkey King Gene

Handsome Monkey King Gene + ??? = Sun Wukong Gene

Sun Wukong Gene + ??? = Great Sage Equal to Heavens Gene

- Description from Novelupdates

This is a story of a man named Kim Sae-Jin, who one day, inexplicably wakes up as a Monster. Follow him and his perilous journey to get his life back as a Human, all the while growing even more versatile as a Monster in the process. This should be… complicated, somewhat.