One Piece Fanfiction with a System 海贼王的，要有系统

1. 1 海 One Piece: Absorption System 海贼王之吸收系统 Shuai Shuai Liang帅帅亮Anime Fanfiction505k WordsOngoing He transmigrated and became the nephew of Gol D. Roger, the Pirate King. He recruits the sniper King, eats the Ancient Zoan Original Bird Fruit, and becomes a sky-bound sniper. He wields a rifle that has eaten the Mythical Zoan Black Tortoise Fruit, and wears a belt infused with the Bomb-Bomb Fruit. Nami, the navigator, unexpectedly learns that she is descended from the elf race. After awakening her bloodline, she can easily unleash attacks with the power of nature. Think Nami is just a mage? No 54Reads6.2Score—Shelves

   Reader note

   It's pretty good; it has a system and some highlights.

2. 2 魂 Reborn in the World of One Piece 魂穿海贼世界 Li Sheng Huainan丽生淮南Anime Fanfiction590k WordsOngoing In a pirate world where the strong prey on the weak and strength is everything, the protagonist, Carter, is transported into the world of One Piece and gains a System. By completing its missions, he acquires great power and travels across the world of pirates with the people he loves. Spatial Great Swordsman: Carter Thousand-Armed Guanyin: Robin Goddess of Weather: Nami Holy Angel: Nojiko Buddha of the Paramount War: Vivi Sweet-Sweet Cyclone: Hancock Musician: Uta Ghost Princess: Perona 723Reads8.0Score—Shelves

   Reader note

   Pirate, has a system, possesses all three types of Haki, is a great swordsman, and has the Space-Space Fruit ability.

3. 3 大 Great Qin: The Divine Rankings Appear, and I Get Exposed for Trying to Lay Low 大秦：神榜现世，苟不住的我被曝光了 Qiao Mu11乔木11Anime Fanfiction1.5M WordsCompleted [Hilarious + extreme extrovert + shameless + System + invincible] He transmigrates into The Legend of Qin and encounters a whole host of big shots, including Ying Zheng, Zhao Gao, and Donghuang Taiyi. His innate gift for socializing soon helps him thrive, while also making him infamous… Ying Zheng: “Wang Xuan is the most shameless rascal in all of the Great Qin. I will brook no argument…” 35.8kReads9.1Score2.9kShelves

   Reader note

   This book is hilarious!

4. 4 这 This Navy's the Real Deal: They Actually Dare to Kill Whitebeard! 这海军能处，白胡子他真敢杀！ Mario Eats Chicken Breast马里奥吃鸡胸肉Anime Fanfiction2.0M WordsCompleted ([Slow burn] + [Justice] + [High energy]. The early pacing is a little slow, so feel free to skip ahead if you can't get into it. It takes off from Chapter 56!!) The Great Pirate Era is rife with conflict, and pirates run rampant. I am Ron. In the name of a hero, I protect the weak and stand firm in defense of the justice that is mine. Akainu: No matter what it takes, I want him as my adjutant! Sengoku: Damn it! How did I, the Fleet Admiral of the Marines, end up as a figurehead? Zephyr: He is t —Reads—Score—Shelves

   Reader note

   This has a low rating of 9.3.

5. 5 海 One Piece: I Have a System, So Why Would I Need a Devil Fruit? 海贼：我有系统，还要恶魔果实？ Peace With You与你同安Anime Fanfiction1.0M WordsCompleted [System] [Decisive and Ruthless] [Multiple Devil Fruit Powers] [Many Companions] [Laid-Back Daily Life] [Wild Adaptation] [Scheming] When Rocks D. Ying woke up, he was lying in the foul-smelling hold of a slave ship. Just as despair began to set in, a mysterious System successfully bound itself to him, unlocking [Energy Devour] from the start. The instant a vicious guard swung his blade at him, Ying raised a hand and pinched the blade between his fingers. The metal turned to ash and streamed int 1.2kReads—Score100Shelves

   Reader note

   Is there a strange sweetness in her protectiveness of her friends, a gentleness beneath her cold exterior?

6. 6 海 One Piece: I Have a God-Tier Shadow Fruit 海贼：我有一颗神级暗影果实 Supergod Fish超神鱼儿Anime Fanfiction506k WordsCompleted My new book has been signed: One KING Shakes the Four Emperors, a Man in the Marines. Everyone is welcome to check it out! [One Piece + Shadow Monarch + Decisive and Ruthless] Momonosuke and the King of Fleeing are dead! Rocks and Roger have been taken down! Rise, Ace! Unquenchable black flames! Amaterasu! Rise, Enel! Dark Thunder God! Kizaru: "You're even faster than me? What a terrifying rookie..." Akainu's magma is devoured by shadows: "Sakazuki, your justice is too hot." Whitebeard's Murakum 2.9kReads7.0Score226Shelves

   Reader note

   Receive Receive Receive

7. 7 海 One Piece: I Joined the Marines from the Start, and I Am Justice 海贼：开局加入海军，我就是正义 Just an Ordinary Man本是俗夫Anime Fanfiction719k WordsCompleted The protagonist of this novel is a Marine. He's decisive and ruthless, kills without hesitation, and is nearly invincible, though he has a brief period of growth early on. [Congratulations, Host! Your first draw has earned you the Gale Sword Style!] "Death is like the wind, always at my side! Face the wind! Hasaki!" [Congratulations, Host! Your draw has earned you the Seed of Corruption, which lets you enslave others!] "My heart is clear as a mirror, and all I do is just! Super: Advent of the Wo 5.6kReads8.9Score291Shelves

   Reader note

   As long as it looks good, that's all that matters.

8. 8 海 One Piece: The Poison Mist Fruit 海贼之毒雾果实 Bu Loves Potatoes补爱吃土豆Anime Fanfiction151k WordsOngoing Look! He gets a Logia Devil Fruit from the start! [System] + [Logia] + [Top-Tier Haki] + [Top-Tier Swordsman] + [Marines who slack off: don't read] + [Nami]... 92Reads—Score—Shelves

   Reader note

   Recommended rating: Recommended rating:

9. 9 海 One Piece: The First Family 海贼：第一家族 Turning on the AC in Summer夏天开空调Anime Fanfiction681k WordsOngoing His youngest daughter, Shuimen, has a four-star Namikaze Minato template. She meets Nami, who has returned to Cocoyasi Village. “Big Sister Nami, will you marry my father and be my mom?” His son Orochimaru heads to the East Blue and resurrects Kuina, whose swordsmanship talent surpasses Zoro's. He then goes to Loguetown in the East Blue and resurrects the Pirate King, who was once executed there. 1.4kReads8.2Score—Shelves

   Reader note

   This is a One Piece fanfiction featuring a four-star Minato Namikaze template. The protagonist encounters Nami, who has returned to Cocoyasi Village. "Nami-neechan, will you marry my father and be my mother?" Her son, Orochimaru, travels to the East Blue to revive Kuina, who possesses even greater swordsmanship talent than Zoro. He then goes to Loguetown in the East Blue to revive the Pirate King, who was once executed there. 🥰😘🥰😘

10. 10 海EN One Piece: The Rocks Era's Greatest Swordsman! 海贼：洛克斯时代第一剑豪！ White-Whiskered胡子白白Anime Fanfiction885k WordsCompleted [One Piece + No System + Power Fantasy + Swordmaster] He transmigrates into the world of One Piece and joins the Rocks Pirates. He steals the Fish-Fish Fruit, Azure Dragon Form, which originally belonged to Kaido! From then on, he walks a mad path that makes the whole world tremble. His name is Ares, the strongest swordsman in centuries, as recognized by the world! Rocks: "He's the only pirate in the world the Marines don't even want to capture, because they'd have to send out their e 3.8kReads8.4Score140Shelves
11. 11 海 One Piece: With Enough Money, Even the Four Emperors Go Down 海贼：只要钱到位，四皇都干废 I'm Only Three我只有三岁Anime Fanfiction150k WordsCompleted Nan Xi is an assassin. After a stroke of incredible luck, he ends up in the world of One Piece. “Who’s the target? The Arlong Pirates?” “I’m in!” “Who’s the target?” “Wait, what? You want me to save someone?” “It’s not that I won’t do it, but saving someone costs extra.” “What? Fire Fist Ace?” “That’s Marine Headquarters. Do you really think going there to save someone with my background is any different from asking to die?” Nan Xi pauses for a moment, then continues: “You’ll have to pay 56Reads5.5Score—Shelves
12. 12 海 One Piece: The Black Tortoise Subdues the Sea 海贼之玄武镇海 Liu Yu Who Loves Creative Toast爱吃创意吐司的刘煜Anime Fanfiction902k WordsCompleted (No System + Celestial Dragons + Marine Admiral + Mythical Zoan Tortoise Fruit + Unrivaled Defense + Power Fantasy + The cast may become slightly more ensemble-focused later) (The rating has only just been posted, but it’ll go up. Come check it out, dear readers!) A soul from another world awakens memories of its past life and transmigrates into the body of a top-tier Celestial Dragon from the start: the eldest grandson of Saint Saturn! The Mythical Zoan Tortoise ability he obtains in the Holy L 1.1kReads7.0Score102Shelves
13. 13 海 One Piece: Zephyr's Son 海贼王之泽法之子 Time Flies, Yet We Meet Before You Grow Old时光易逝君生晤老Anime Fanfiction1.0M WordsCompleted [Greatest Swordsman + Top-Tier Devil Fruit + Righting Regrets + Building a Faction + Ability User Army + Nearly Invincible] As Zephyr's son, he works hard to change both his and Zephyr's fate. Now that he's come to this world, he intends to right its regrets. Trying to stop him from changing the world? Zetian: Sorry, you're in my way. After surviving a brush with death, he works hard to grow stronger and knows the value of keeping a low profile. Yet his other identity is the leader of the stron 8.3kReads8.5Score574Shelves
14. 14 海 One Piece: Reincarnated as Kaido, I Start as the Mythical Azure Dragon 海贼：转生凯多，开局神话青龙 I Can Write One Piece, Ultraman, and Fairy Tail我会写海贼奥特妖尾Anime Fanfiction1.1M WordsOngoing [Kaido of the Beasts + System + steady growth + villain protagonist + quest for supremacy + crushing the Kozuki Clan + beating down the Straw Hats + multiple heroines + having children] This world has rotted away. It needs to be washed clean with blood. Rocks tried to accomplish this great feat, but the era dealt him a crushing defeat. I am Kaido, and I won’t follow in Rocks’s footsteps. I’ll begin by evolving the Fish-Fish Fruit, Azure Dragon form, into the Dragon-Dragon Fruit, Mythical Azure D 1.8kReads8.3Score108Shelves
15. 15 海 One Piece: Reshaping the World, Starting with Cloning the Strongest 海贼：改造世界从克隆强者开始 Lone Boat in the Great Desert大漠孤舟Anime Fanfiction1.3M WordsCompleted “If I can’t adapt to the world, then I’ll remake it!” Reddy transmigrates into the chaotic world of pirates and gets genetic technology from the start. He resolves to remake the world. The Float-Float Fruit raises ten thousand islands into the sky. The Rumble-Rumble Fruit provides an endless energy supply. The Mirror-Mirror Fruit creates a transportation network. The Gold-Gold Fruit establishes a currency system based on metal. Genetically engineered beasts defend my territory, while cloned powe 890Reads6.5Score105Shelves
16. 16 西 Journey to the West: One Hundred Thousand Sign-Ins in Heaven From the Start 西游开局天庭签到十万年 Mr. Stinky臭先森Eastern Fantasy5.6M WordsCompleted Dongfang Yao transmigrates into the primordial world and joins the Heavenly Court, which was only recently established, becoming an immortal groundskeeper. At the same time, he obtains a sign-in System. As long as he checks in at different locations, he can claim rewards from the System. “Ding! Congratulations, Host, you have successfully signed in at the Palace of Cloud Dispelling!” “You have obtained a Great Dao jade pendant!” “Ding! Sign-in at the Pisha Palace successful. You have obtained th 1.5kReads6.9Score172Shelves

    Reader note

    Take it, I can only say it's barely acceptable.

17. 17 海 One Piece: I Get Stronger with Every Swing of My Sword 海贼：挥刀就变强 God-Tier Chicken Dinner Pro神级吃鸡高手Anime Fanfiction1.0M WordsCompleted Bai Yu transmigrates into the world of Pirate King and activates the World's Strongest Swordsman System from the start. No training required. The more he swings his sword, the stronger he gets! And so Bai Yu begins his daily sword-swinging routine. 1,000 swings: Gains the Six Powers at their physical limit. 2,000 swings: Gains a powerful Azure Dragon sword intent. 3,000 swings: Gains the Three Types of Haki. Admiral Kizaru: Bai Yu is the strongest rookie I've ever seen. Admiral Aokiji: Bai Y 1.5kReads7.0Score100Shelves
18. 18 海EN One Piece: Starting by Rejecting Red-Hair's Invitation 海贼：从拒绝红发邀请开始 Ming You Jiu Ge冥幽九歌Anime Fanfiction2.8M WordsOngoing Lin Mo transmigrates into the world of One Piece and activates the Traveler Sign-In System. He earns rewards by completing sign-in tasks at designated locations. Sign in from the start and obtain [Three Types of Haki]. Sign in at Foosha Village and obtain [Fire Style: Great Dragon Fire Technique]. Sign in at Shimotsuki Village and obtain [Cursed Sword: Starshatter]. Sign in at the Baratie and obtain [Flash Step, Night Guy]. Sign in at Loguetown, Drum Island, Alabasta, Sky Island, Enies Lobby, Sa 5.4kReads8.7Score1.3kShelves
19. 19 海 One Piece: The Supreme Spirit Refiner 海贼：无上炼灵 Ambitious Potato 2有抱负的土豆2Anime Fanfiction671k WordsCompleted Transmigrating into the world of One Piece, he becomes a member of the Rocks Pirates! But fate is hard to change, and the once-glorious Rocks Pirates are destined to fall. After Mu Ling challenges Roger and Garp, he is sent to Impel Down, where he sleeps for a full 40 years! "Beep! The long wait is finally over. The Supreme Spirit Refining System has activated!" The once-quiet seas, the World Government, Marine Headquarters, the New World, the Four Emperors! Do you still remember me, Red-Eyed Mu 1.7kReads8.7Score137Shelves
20. 20 海 One Piece: The Killing Admiral 海贼之杀戮大将 Xie Lingxi谢灵溪Anime Fanfiction1.2M WordsCompleted A modern man transmigrates into the world of One Piece and gains a System that lets him kill others to earn experience, level up, and grow stronger. He joins the Marines and keeps eliminating pirates, rising through the ranks step by step. His ultimate goal is to become an Admiral. Along the way, he repeatedly clashes with pirates and the Four Emperors until he reaches the top of the world. But what does he want? 2kReads7.8Score121Shelves
21. 21 海 One Piece: Ten Divine Devil Fruit Awakenings 海贼：十大神级恶魔果实觉醒 Instant Noodles with Tea Eggs泡面加茶叶蛋Anime Fanfiction309k WordsOngoing [One Piece] + [Marines] + [undercover clones] + [System] + [face-slapping] + [multiple Devil Fruits] + [doesn't join the crew] + [decisive and ruthless] From the start, he is aboard the ship of the young Red-Haired Four Emperors, becomes Uta's older brother, binds himself to a special System, and awakens Conqueror's Haki. He drinks with Whitebeard and becomes his drinking buddy. Using the System's power, he obtains the same Tremor-Tremor Fruit ability as Whitebeard. But wary of Whitebeard's st 289Reads—Score—Shelves

    Reader note

    System novel! Multiple female leads (but not drawn-out) + mainly multiple Devil Fruits (large development, satisfying readers' expectations) + protectors of Luffy's pirate crew (not on the same ship, they have their own) + using Devil Fruits to create Dragon Ball elements (creative) + rich plot (with humorous moments) + undercover element (main body is a pirate, secondary body is a navy) + all the crew members are new recruits (doesn't disrupt the original's sensory experience, I think it's pretty good!) + Fast update speed (guaranteed).

22. 22 人 In One Piece: From the Start, I Trick Ace into Joining the Marines 人在海贼：开局忽悠艾斯当海军 Drifting Cola漂移的可乐Anime Fanfiction596k WordsCompleted [No brainless characters, no endless nesting plots, no holding back] Sean transmigrates into the world of One Piece. After eighteen years of training, he masters the Three Types of Haki and becomes a master swordsman. Just then, an utterly ordinary System arrives, offering rewards whenever he changes the fates of characters in the story... And from that moment on, everything changes. Enel joins the World Government as a senior official, “Iron Fist” Ace proclaims that he will become King of the M 937Reads8.8Score107Shelves

    Reader note

    Authors with a vivid imagination

23. 23 海 One Piece: Does the System Grant Me the Space-Space Fruit From the Start? 海贼：系统开局赋予空间果实？ Sea of the Sky天空之海Anime Fanfiction312k WordsCompleted [System] + [Invincible] + [Multiverse Crossover] In the solemn meeting hall at Marine Headquarters, Sengoku spoke with a grave expression: “Do you know that nearly ninety percent of the world’s enormous wealth is controlled by that man? “He is the president of the Blue Moon Chamber of Commerce, a legendary figure who can turn the tide of the world’s business landscape.” Sengoku’s voice echoed through the hall as everyone listened intently. “He’s not merely richer than entire nations. Everyone 22Reads8.1Score—Shelves

    Reader note

    The system is nice and looks good.

24. 24 海EN One Piece: From Impel Down to Ruling the World 海贼：从推进城开始君临世界 Medicine Stone药石Anime Fanfiction1.0M WordsCompleted One Piece World (Completed): On the eve of the Summit War, Marine Headquarters desperately needs a large force of elite fighters to face the Whitebeard Pirates, who are about to attack Marine Headquarters. At this moment, Sengoku thinks of the man who once shone brightly. "A former Marine Admiral, once the man with the greatest potential to become Fleet Admiral!" "He stood shoulder to shoulder with Roger and Whitebeard on these seas." "But he was also the only Admiral to commit a grave offense a 5.4kReads8.8Score242Shelves

    Reader note

    The main character is strong and the content is also good.

25. 25 人EN One Piece: I Can Copy Any Talent 人在海贼：我能复制任意天赋 Kakashi Cardigan旗木卡东西Anime Fanfiction428k WordsCompleted Noel transmigrated into the world of One Piece, where Bellemere adopted him and he became Nami’s older brother! He awakened the Talent Copy System, which lets him freely copy anyone’s talent in a particular area! What would it be like for Noel to have Shanks’s Haki talent, Kaido’s physical talent, and Mihawk’s swordsmanship talent? He can even copy Devil Fruit powers as talents with the System! Years later, armed with talents surpassing everyone else in the world, Noel turns the seas upside down 1.3kReads8.1Score102Shelves

    Reader note

    There's a system, the story of a pirate's growth.

26. 26 海 One Piece Genderbend: My Wife Is the Sun Goddess Lu Feifei 海贼性转：我老婆太阳女神路菲菲 Sixth Abyss六极深渊Anime Fanfiction1.7M WordsCompleted [Travels with the crew early on] [Genderbent Luffy] [One female lead] Roy transmigrates to the world of One Piece. Luffy saves him from the start, and he is shocked to discover that Luffy has become an adorable short-haired girl! Luffy, a girl?!!! Now that Luffy has become Luffy Feifei, how is this adventure supposed to unfold? She's the granddaughter of a vice admiral and the daughter of a revolutionary. A red-haired man led her astray when she was young, and she dreams of becoming the Pirate K 3.6kReads7.0Score439Shelves
27. 27 我 I’m the Great Swordsman of the Seas: Get Stronger With Every Kill! 我！海贼大剑豪，杀人就变强！ Just Someone Who Breathes是个喘气的Anime Fanfiction352k WordsOngoing After transmigrating into the world of One Piece, he has the Strongest Swordsman Training System at his side! He can grow stronger just by killing! Killing also lets him obtain skills and items from the myriad dimensions of the heavens. The Sharingan, Zanpakuto, Flight, cursed domains, and more: everything is within his reach! But what Qin Fei values most is still the sword in his hand! He wants to grow stronger... to become the strongest swordsman. He and his pirate crew will make the infinite 864Reads8.7Score—Shelves

    Reader note

    I've read several books, this one is alright, but it's not finished yet. Character traits: The protagonist is ruthless and not a saint. Recommended rating: 3 stars

28. 28 海 One Piece: The Inventor Aboard Whitebeard's Ship 海贼：我，白胡子船上的发明家 Have a Bite of Big Tomato吃口大番茄Anime Fanfiction274k WordsCompleted Price transmigrates to the world of One Piece and activates the Myriad Worlds Invention System. From the start, he invents the Senzu Beans from Dragon Ball! He can grow stronger just by making and using Senzu Beans. Their incredible power catches Marco’s eye, and he brings Price back to the Whitebeard Pirates. “This little bean doesn’t look like anything special. It can really cure every illness and injury?” Whitebeard asks doubtfully. After he eats a Senzu Bean, everyone watches in astonishment 398Reads7.1Score101Shelves

    Reader note

    Good quality g

29. 29 海 One Piece: From the Start, I Transform into Tohka Yatogami 海贼:开局变身夜刀神十香 Elaina the Trash Witch屑之魔女伊蕾娜Anime Fanfiction167k WordsOngoing [Invincible + Female Lead + No Romance + Travel + Sword God] Scene 1 I transmigrate into the world of One Piece and reincarnate as Tohka Yatogami? I couldn't care less about the System's missions. I just take the guaranteed rewards every year and enjoy an easy, carefree life! Scene 2 My life in the West Blue is peaceful, until a red-haired swordsman suddenly comes looking for me. He says I'm strong and my swordsmanship is pretty good, and challenges me to a duel to the death, where anything goes 259Reads7.0Score—Shelves

    Reader note

    This is the invincible style.

30. 30 巴 Buggy Wants to Become King of the Pirates 巴基要当海贼王 Wonderful Dudu奇妙嘟嘟Anime Fanfiction621k WordsCompleted [No System + Slow Burn + No Stupid Decisions + Building a Power Base + Exploring Connections to Reality + Female Characters Play a Part] Poor orphan Lu Fei stayed up all night watching Naruto and died suddenly. After death, he transmigrated to the world of One Piece, becoming Buggy the Clown as he was in the middle of a prison break. A miserable transmigrator lands in the body of an idiot. Let’s see how fate plays out this grand drama... What, a trash fruit? There are only trash people in this w 417Reads—Score—Shelves

    Reader note

    No system, imaginative ideas, reliable adaptation—come check it out!

31. 31 海 One Piece: Atomic Samurai 海贼：原子武士 Tan Wenqing檀文清Anime Fanfiction383k WordsOngoing [System] [Won't join a crew] [Not a saint] [Not an invincible protagonist story] [Float-Float Fruit] [Great Swordsman] [Sword Saint Society] (The first 50 chapters are a growth phase. He gets the Float-Float Fruit by chapter 60 and can go toe-to-toe with an admiral. If you're impatient, feel free to skim.) Su Aikun was chatting excitedly with a bunch of internet goofballs when he suddenly transmigrated to the world of Pirate King. But Su Aikun was totally calm. These days, what was so surprising 4Reads7.2Score—Shelves

    Reader note

    A proper system-based novel where the protagonist, with a power level of 300 million, sets sail overseas. He possesses the Float-Float Fruit, is a great swordsman, and forms the Sword Saint Association with Mihawk and Fujitora. He ruthlessly slaughters Celestial Dragons. The protagonist is ruthless and compassionate; when the time comes, he can slaughter entire cities without batting an eye.

32. 32 海 Pirate King? One Piece, Buggy Is Destined to Claim It 海贼王？航海王，巴基当定了 Wonderful Dudu奇妙嘟嘟Anime Fanfiction632k WordsOngoing [No System + Slow Burn + No Dumbing Down + Building a Power Base + Exploring Parallels with Reality + Female Empowerment] The harem, abilities, power-building, and other settings were all established in my previous book, "Buggy Wants to Become the Pirate King". If you feel like you're missing some context, you can check it out. One careless decision by Imu plunged Buggy into an unprecedented crisis. “Can we stop being pirates, please?” “My life's ambition, I, Di Keluo, is to wipe out every pirat 285Reads—Score—Shelves

    Reader note

    No system, imaginative, and not mindless. Welcome to read!

33. 33 海 One Piece: I Slay Gods in the New World 海贼：我在新世界斩神 Baby's Dad娃娃滴爸Anime Fanfiction132k WordsOngoing Marines? Pirates? Revolutionary Army? They're all bugs. The Celestial Dragons are bugs. The Five Elders are bugs. The thing sitting on the Empty Throne is a bug too. My name is Helen. My ship is called the Harmony. My sword is called Darkmoon. My mission is to make this twisted world “harmonious” again. —Reads—Score—Shelves

    Reader note

    Here, take it and be sure to read it carefully!

34. 34 海 One Piece: Strengthening the Supreme Great Grade Sword! 海贼：强化无上大快刀！ White-Whiskered胡子白白Anime Fanfiction475k WordsCompleted [Navy + Inventions + Feel-Good] After transmigrating into the world of One Piece as Hill, a scientist in the Navy’s Science Unit, he activates the Item Supply System and creates a [Strengthening Stone] right from the start. He draws the Golden Bell Shield, Flying Sword at One Hundred Paces, Gourmet Cells, all three types of Haki, and more from the System to power himself up. He is hailed not only as a “genius scientist,” but also as “the Navy’s strongest admiral in centuries.” Aokiji: “Oh my... 2.3kReads8.1Score127Shelves

    Reader note

    They're all pretty good, updates are neither too fast nor too slow.

35. 35 海 One Piece: The Zombie God Rules, Beginning in the Age of Roger 海贼：僵神统御，从罗杰时代开始 Endless Green一碧无际Anime Fanfiction503k WordsCompleted [A Host with a powerful will to survive and overwhelming resentment has been detected. Binding conditions met.] [The Huaxia Zombie God System is activating… 10%… 50%… 100%] [Binding successful] [Host: Li Xuan] [Status: Near death (severe blood loss, multiple fractures, minor internal organ ruptures)] [Current zombie level: Unawakened] [Available resentment points: 327 (from the Host and recently deceased souls nearby)] [System functions unlocked: Basic status panel, resentment collection, abilit 13Reads—Score—Shelves

    Reader note

    These are a few pretty good novels; you guys can check them out.

36. 36 海 One Piece: Punish Evil and Promote Good 海贼王之惩恶扬善 Endless Green一碧无际Anime Fanfiction1.3M WordsCompleted The transmigrator Qin Feng relies on the Judgment Fruit and the System for Punishing Evil and Promoting Good to establish the “Court of Judgment” amid the chaos after the end of the Rocks Era and on the eve of the Great Pirate Era. He challenges the World Government through Absolute Justice and institutional reform, ultimately breaking the chains of eight hundred years and liberating the world. [Strong demand for justice detected] [System for Punishing Evil and Promoting Good activating…] [Syste 8Reads—Score—Shelves
37. 37 海 One Piece: The Torchbearer 海贼王之执炬者 Endless Green一碧无际Anime Fanfiction624k WordsCompleted What kind of thrilling stories would unfold in the world of pirates if a former historian transmigrated there and obtained the Logia Devil Fruit known as the Weather Fruit? [Attribute panel loading…] [Loading complete.] [Welcome, Host: Lynn.] Lynn’s pupils contracted sharply. It wasn’t an illusion. The words hung clearly in the air, shifting slightly with his gaze to remain at the edge of his field of vision. The font was clean, with a cold, technological feel that clashed completely with this b —Reads—Score—Shelves
38. 38 海 One Piece: I Ghosted Red-Hair from the Start, Call Me the Ghost King 海贼：开局鸽红发，叫我鸽王大人 Pan An of the Eastern City东城潘安Anime Fanfiction127k WordsOngoing No more updates. Don't read this. “Do you want my treasure? If you do, it's yours! Go find it! I left everything I own in one place!” The Pirate King, Gol D. Roger, spoke these words before his execution, sending people rushing out to sea. Countless men set sail for the Grand Line in pursuit of their dreams. And so the Great Pirate Era began! Campbell D. Rhodesk, a soul from another world, came to these seas by a twist of fate. He forms a pirate crew, recruits crewmates, and travels the world in —Reads—Score—Shelves

    Reader note

    What do you mean by "soaking the system"? 😏 (My own)

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