The Greatest Beast Tamer of Earth - Chapter 397 Rune Mutation?

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

Born as the fifth son of a Duke, Rex Grimes. Though he was the youngest, he was the toughest contender to the first son of the Grimes, the hope of the Grimes also titled as once in a millennium genius.Will he be able to fight his way out. Maybe not.Facing an unfortunate accident in which he lost all of his cultivation. All his hopes and dreams were lost.{The train has arrived at Valmere Valley}Deciding to go back to his childhood warmth. Rest was the best cure but it seems that there was still a way for him.[Gacha Wheel][Insufficient points]'How do I gain points'[Please Get wives and practice the art of love and creation of life][Only Ying and Yang will give birth the to creation of points]

For five years, I've lived the life of a failure. Smashing my hands against the wooden target in hopes of entering a meditative state; a necessary step to becoming a cultivator.For five years, I've faced nothing but disappointment, looks of pity, and meager attempts at encouragement.But everything has to come to an end. An end, that for me, became a new beginning!Circuits, wires, and capacitors? Or maybe spirit powder, Spricur crystals, and Qi gathering formations?In a world where cultivation is, for most, merely a hobby and the worlds of mysticism and science are divided, I shall be the one to craft a bridge between the two!Why rely on ancient arrays to harness dense Qi? Isn't it easier to buy one of my converters, plug it into the wall, and be done with it?Is your gaming console malfunctioning, yet no tech shop can find the cause? Have you tried this the exorcising swatter 3.0?And you! Yes, you, the one whose reflection appears on the screen on your phone once you block it! Why would you buy static figurines if you can come to my shop... And get your hands on waifus that will actively flirt with you?Come all ye troubled souls, and allow this God to craft a solution to all your problems!

He is the world's number one 'wanted criminal', causing havoc globally, and specifically targeting the black and white underworld.He is talented in everything and is a man of mystery.With the aim of finding various famous flowers, he roams the city known for its indulgence, carving out an exciting life in this extravagant city!