Plague Doctor - Chapter 515: The Dark Cave

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

“After finding himself transported into a vastly different existence, a man wakes up not as a mogul or heir, but in a modest mountain life with only a younger sibling and six acres of farmland for company. Accompanying him is a miraculous farming system that transforms his simple life into an incredible adventure.Initially hesitant to accept his new role as a farmer, he soon becomes engrossed by the system’s perks. Planting seeds yields $8000, while harvesting crops brings an additional $10,000. Moreover, unique rewards make this occupation surprisingly profitable. Astonishingly, all transactions are in dollars, rapidly increasing his net worth to $10 million. Farming, unexpectedly, becomes an extraordinary endeavor.His life is peaceful, immersed in nature’s beauty and the rhythm of rural living. However, tranquility is broken when a group, including a captivated woman, discovers his farm. They are amazed by his well-tended watermelons and by him, raising questions about his serene life. What secrets does this encounter bring, and what adventures await beyond his mountain retreat?”

Rowen transmigrates into the world of One Piece, gaining the Strongest Trait System—capable of plundering the Traits of others!Spotting the golden—shimmering Trait on Koby, Rowen scoffs—You think a clown like you deserves this? Gimme that!From then on—Rowen plunders even more powerful Traits.Marine Headquarters: “He is a monster who devours and takes everything—the most dangerous ability user in history!Engaging him is forbidden without explicit authorization from the highest levels of the World Government!The World's Most Dangerous Man! 'Sky Sovereign' Rowen!DEAD OR ALIVE! Bounty: 3,988,900,000 Beri!”

An ordinary person who has passed through the Marvel World to gain the phagocyte ability and began to devour superpowers, and became the king of Marvel!

There are many female lords. The protagonist has gradually become the king of the Marvel world from ordinary people. The initial ability is the physique that changes through traversing. It can devour and stabilises without any side effects. The system is only an aid, you can also cross the plane!

- Description from Novelupdates